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United States Department of Agriculture

Agricultural Research Service

Newell R. Kitchen

Soil Scientist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Production and conservation outcomes of a decade-long field-scale precision agriculture system - (Abstract Only)
Kitchen, N.R., Baffaut, C., Sudduth, K.A., Kremer, R.J., Myers, D.B., Lerch, R.N., Sadler, E.J. 2013. Production and conservation outcomes of a decade-long field-scale precision agriculture system [abstract]. ASA-CSSA-SSSA Annual Meeting. 181-2.
Management impacts on GHG emissions and yield performance from organic soybean - (Abstract Only)
Easterby, S., Kitchen, N.R., Kremer, R.J., Myers, D.B., Reinbott, T.M. 2013. Management impacts on GHG emissions and yield performance from organic soybean [abstract]. ASA-CSSA-SSSA Annual Meeting. 217-14.
Determining in-season nitrogen requirements for maize using model and sensor based approaches - (Abstract Only)
Stevens, L., Ferguson, R.B., Franzen, D.W., Kitchen, N.R. 2013. Determining in-season nitrogen requirements for maize using model and sensor based approaches [abstract]. ASA-CSSA-SSSA Annual Meeting. 281-14.
Mobile proximal soil sensing for crop productivity assessment and water management - (Abstract Only)
Sudduth, K.A., Vories, E.D., Thompson, A.L., Kitchen, N.R. 2013. Mobile proximal soil sensing for crop productivity assessment and water management [abstract]. ASA-CSSA-SSSA Annual Meeting. 410.
Estimating a soil quality index with VNIR Reflectance Spectroscopy - (Abstract Only)
Sudduth, K.A., Kremer, R.J., Veum, K.S., Kitchen, N.R. 2013. Estimating a soil quality index with VNIR Reflectance Spectroscopy. ASABE Annual International Meeting. Available Online.
Canopy sensors to match N rate to crop need and reduce the pool of vulnerable nitrate - (Abstract Only)
Scharf, P.C., Kitchen, N.R., Sudduth, K.A., Shannon, D., Dunn, D. 2013. Canopy sensors to match N rate to crop need and reduce the pool of vulnerable nitrate [abstract]. ASA-CSSA-SSSA Annual Meeting. 219-1.
Sensor-based nitrogen applications for corn: opportunities, on-farm demonstration results, and obstacles - (Abstract Only)
Scharf, P.C., Shannon, D., Sudduth, K.A., Kitchen, N.R. 2013. Sensor-based nitrogen applications for corn: opportunities, on-farm demonstration results, and obstacles [abstract]. Nitrogen Use Efficiency Conference. Available Online.
A Meta-Analysis quantifying the relationships between response to nitrogen fertilization vs soil texture and weather - (Abstract Only)
Tremblay, N., Bouroubi, M.Y., Belec, C., Mullen, R.L., Kitchen, N.R., Thomason, W.E., Ebelhar, S.A., Mengel, D.B., Raun, W.R., Francis, D.D., Vories, E.D., Ortiz-Monasterio 2013. A Meta-Analysis quantifying the relationships between response to nitrogen fertilization vs soil texture and weather. Proceedings of the NEV2013 Workshop on Nitrogen, Environment, and Vegetables, April 15-17, 2013, Turnin, Italy. NEV2013 Book of Abstracts: 45-46.
Adjustment of corn nitrogen in-season fertilization based on soil texture and weather conditions: a Meta-analysis of North American trials - (Abstract Only)
Tremblay, N., Bouroubi, M.Y., Belec, C., Mullen, R.L., Kitchen, N.R., Thomason, W.E., Ebelhar, S.A., Mengel, D.B., Raun, W.R., Francis, D.D., Vories, E.D., Ortiz-Monasterio, I. 2013. Adjustment of corn nitrogen in-season fertilization based on soil texture and weather conditions: a Meta-analysis of North American trials [Abstract]. Asian Conference on Precision Agriculture. 52-53.
Corn response to nitrogen is influenced by soil texture and weather - (Abstract Only)
Tremblay, N., Bouroubi, M.Y., Belec, C., Mullen, R.L., Kitchen, N.R., Thomason, W.E., Ebelhar, S.A., Mengel, D.B., Raun, W.R., Francis, D.D., Vories, E.D., Ortiz-Monasterio 2013. Corn response to nitrogen is influenced by soil texture and weather. Proceedings of the 67th Northeastern and Southern Corn Improvement Proceedings, February 14-15. 2013, Ottawa, Ontario. NEC-29: 40.
Relating mobile sensor soil strength to penetrometer cone index - (Peer Reviewed Journal)
Chung, S., Sudduth, K.A., Motavalli, P.P., Kitchen, N.R. 2013. Relating mobile sensor soil strength to penetrometer cone index. Soil & Tillage Research. 129:9-18. DOI: 10.1016/j.still.2012.12.004.
Response surface models of subsoil K concentration for loess over till soils in Missouri - (Proceedings)
Myers, D.B., Kitchen, N.R., Miles, R.J., Sudduth, K.A., Sadler, E.J., Grunwald, S. 2012. Response surface models of subsoil K concentration for loess over till soils in Missouri. 42nd North Central Extension-Industry Soil Fertility Conference Proceedings. CDROM.
Modeling soil electrical conductivity-depth relationships with data from proximal and penetrating ECa sensors - (Peer Reviewed Journal)
Sudduth, K.A., Myers, D.B., Kitchen, N.R., Drummond, S.T. 2013. Modeling soil electrical conductivity-depth relationships with data from proximal and penetrating ECa sensors. Geoderma. 199:12-21.
Agronomic and soil management lessons learned planting 13,000 acres of Miscanthus in the U.S. Midwest - (Abstract Only)
Allphin, E.B., Kitchen, N.R., Wilmes, J., Myers, D.B. 2012. Agronomic and soil management lessons learned planting 13,000 acres of Miscanthus in the U.S. Midwest. ASA-CSSA-SSSA Annual Meeting Abstracts. CDROM.
A simple index explains annual atrazine transport from surface runoff-prone watersheds in the north-central USA - (Peer Reviewed Journal)
Sadler, E.J., Sudduth, K.A., Lerch, R.N., Baffaut, C., Kitchen, N.R. 2012. A simple index explains annual atrazine transport from surface runoff-prone watersheds in the north-central USA. Hydrological Processes. 28:210-217. DOI: 10.1002/hyp.9544.
Corn response to nitrogen is influenced by soil texture and weather - (Peer Reviewed Journal)
Tremblay, N., Bouroubi, M.Y., Belec, C., Mullen, R.W., Kitchen, N.R., Thomason, W.E., Ebelhar, S., Mengel, D.B., Raun, W.R., Francis, D.D., Vories, E.D., Ortiz-Monasterio, I. 2012. Corn response to nitrogen is influenced by soil texture and weather. Agronomy Journal. 104(6):1658-1671. DOI:10.2134/agronj2012.0184.
Challenges and opportunities for mitigating nitrous oxide emissions from fertilized cropping systems Reprint Icon - (Peer Reviewed Journal)
Venterea, R.T., Halvorson, A.D., Kitchen, N.R., Liebig, M.A., Cavigelli, M.A., Del Grosso, S.J., Motavalli, P.P., Nelson, K.A., Spokas, K.A., Singh, B.P., Stewart, C.E., Ranaivoson, A., Strock, J., Collins, H.P. 2012. Challenges and opportunities for mitigating nitrous oxide emissions from fertilized cropping systems. Frontiers in Ecology and the Environment. 10(10)562-570.
Combining long-term herbicide monitoring with identification of vulnerable areas in restrictive layer watersheds - (Abstract Only)
Lerch, R.N., Baffaut, C., Sadler, E.J., Kitchen, N.R., Sudduth, K.A. 2011. Combining long-term herbicide monitoring with identification of vulnerable areas in restrictive layer watersheds [abstract]. American Chemical Society National Meeting, August 28-September 1, 2011, Denver, Colorado. 12801.
Disposable nitrate-selective optical sensor based on fluorescent dye - (Peer Reviewed Journal)
Kim, G., Sudduth, K.A., Grant, S.A., Kitchen, N.R. 2012. Disposable nitrate-selective optical sensor based on fluorescent dye. Sensor Letters. 37(3):209-213. DOI: 10.5307/JBE.2012.37.3.209.
Goodwater Creek experimental watershed LTAR - representing runoff-prone environments - (Abstract Only)
Sadler, E.J., Lerch, R.N., Baffaut, C., Sudduth, K.A., Kitchen, N.R., Kremer, R.J., Vories, E.D., Anderson, S.H. 2012. Goodwater Creek experimental watershed LTAR - representing runoff-prone environments [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. CDROM.
Estimating soil quality indicators with diffuse reflectance spectroscopy - (Proceedings)
Sudduth, K.A., Kremer, R.J., Kitchen, N.R., Myers, D.B. 2012. Estimating soil quality indicators with diffuse reflectance spectroscopy. International Conference on Precision Agriculture, July 15-18, 2012, Indianapolis, Indiana. 2012 CDROM.
Issues in analysis of soil-landscape effects in a large regional yield map collection - (Proceedings)
Myers, D.B., Kitchen, N.R., Sudduth, K.A. 2012. Issues in analysis of soil-landscape effects in a large regional yield map collection. Proceedings of the Annual Precision Ag Conference. 11th International Conference on Precision Agriculture, July 15-18, 2012, Indianapolis, Indiana, 2012 CDROM.
The role of precision agriculture in food production and security - (Book / Chapter) - (10-May-12)
Comparative breakeven analysis of annual grain and perennial switchgrass cropping systems - (Peer Reviewed Journal)
Landers, G.W., Thompson, A.L., Kitchen, N.R., Massey, R.E. 2012. Comparative breakeven analysis of annual grain and perennial switchgrass cropping systems. Agronomy Journal. 104: 639–648. DOI: 10.2134/agronj2011.0229.
Assessing nitrogen management and claypan soil variability effects on switchgrass using reflectance sensing - (Proceedings)
Allphin, E., Kitchen, N.R. 2011. Assessing nitrogen management and claypan soil variability effects on switchgrass using reflectance sensing. 2011 North Central Extension-Industry Soil Fertility Conference, November 16-17, 2011. 27:158-166.
Corn hybrid growth stage influence on crop reflectance sensing - (Peer Reviewed Journal)
Sheridan, A.H., Kitchen, N.R., Sudduth, K.A., Drummond, S.T. 2011. Corn hybrid growth stage influence on crop reflectance sensing. Agronomy Journal. 104:158-164.
Using APEX to develop and validate physically-based indices for the delineation of critical management areas - (Peer Reviewed Journal)
Mugdal, A., Baffaut, C., Anderson, S.H., Sadler, E.J., Kitchen, N.R., Sudduth, K.A., Lerch, R.N. 2012. Using APEX to develop and validate physically-based indices for the delineation of critical management areas. Journal of Soil and Water Conservation. 67: 284-299.
Reflectance spectroscopy detects management and landscape differences in soil carbon and nitrogen - (Peer Reviewed Journal)
Chaudhary, V.P., Sudduth, K.A., Kitchen, N.R., Kremer, R.J. 2012. Reflectance spectroscopy detects management and landscape differences in soil carbon and nitrogen. Soil Science Society of America Journal. 76(2):597-606.
Relationships between soil-based management zones and canopy sensing for corn nitrogen management - (Peer Reviewed Journal)
Roberts, D.F., Ferguson, R.B., Kitchen, N.R., Adamchuk, V.I., Shanahan, J.F. 2011. Relationships between soil-based management zones and canopy sensing for corn nitrogen management. Agronomy Journal. 104(1):119-129.
Sustainable Alternative Fuel Feedstock Opportunities, Challenges and Roadmaps for Six U.S. Regions: Upper Midwest Regional Roadmap - (Proceedings)
Kitchen, N.R. 2011. Sustainable Alternative Fuel Feedstock Opportunities, Challenges and Roadmaps for Six U.S. Regions: Upper Midwest Regional Roadmap. Sustainable Feedstocks for Advanced Biofuels. In: Braun, R., Karlen, D. and Johnson, D. Chapter 24.
Sensor-based nitrogen applications out-performed producer-chosen rates for corn in on-farm demonstrations - (Peer Reviewed Journal)
Scharf, P.C., Shannon, D.K., Palm, H.L., Sudduth, K.A., Drummond, S.T., Kitchen, N.R., Mueller, L.J., Hubbard, V.C., Oliveira, L.F. 2011. Sensor-based nitrogen applications out-performed producer-chosen rates for corn in on-farm demonstrations. Agronomy Journal. 103(6):1683-1691.
Nadir and oblique canopy reflectance sensing for N application in corn - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Drummond, S.T. 2011. Nadir and oblique canopy reflectance sensing for N application in corn. ASABE Annual International Meeting, August 7-10, 2011, Louisville, Kentucky. Paper No. 1111261.
Precision agricultural systems: a model of integrative science and technology - (Abstract Only)
Kitchen, N.R. 2011. Precision agricultural systems: a model of integrative science and technology. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual International Meeting, October 16-19, 2011, San Antonio, Texas. 2011 180-9.
Yield, energy production, and nitrogen loss potential of grain and switchgrass cropping systems compared over claypan soil landscapes - (Abstract Only)
Allphin, E.B., Kitchen, N.R., Thompson, A. 2011. Yield, energy production, and nitrogen loss potential of grain and switchgrass cropping systems compared over claypan soil landscapes [abstract]. ASA-CSSA-SSSA Annual International Meeting, October 16-19, 2011, San Antonio, Texas. 57-5.
Soil Survey Grain Productivity and Productivity Risk Assessment with Yield Map Data - (Abstract Only)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Young, F. 2011. Soil Survey Grain Productivity and Productivity Risk Assessment with Yield Map Data [abstract]. ASA-CSSA-SSSA International Meeting, October 16-19, 2011, San Antonio, Texas. 369-4.
Large Extent Spatial Models of Grain Yield: Where Are the Marginal Areas? - (Abstract Only)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Young, F. 2011. Large Extent Spatial Models of Grain Yield: Where Are the Marginal Areas? [abstract]. ASA-CSSA-SSSA International Meeting, October 16-19, 2011, San Antonio, Texas. 262-7.
Knowledge-based soil inference modeling for estimating soil productivity and grain yield in north-central Missouri - (Abstract Only)
Young, F., Myers, D.B., Kitchen, N.R. 2011. Knowledge-based soil inference modeling for estimating soil productivity and grain yield in north-central Missouri [abstract]. ASA-CSSA-SSSA Annual International Meeting, October 16-19, 2011, San Antonio, Texas. 264-9.
Sensor-based nitrogen applications out-performed producer-chosen rates for corn in on-farm demonstrations - (Abstract Only)
Scharf, P., Shannon, K., Sudduth, K.A., Kitchen, N.R. 2011. Sensor-based nitrogen applications out-performed producer-chosen rates for corn in on-farm demonstrations [abstract]. ASA-CSSA-SSSA Annual International Meeting, October 16-19, 2011, San Antonio, Texas. 358-10.
Peak functions for modeling high resolution soil profile data Reprint Icon - (Peer Reviewed Journal)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Miles, R.J., Sadler, E.J., Grunwald, S. 2011. Peak functions for modeling high resolution soil profile data. Geoderma. 166(1):74-83. DOI:10.1016/j.geoderma.2011.07.014.
Estimation of soil quality characteristics using reflectance spectroscopy - (Proceedings)
Sheridan, A.H., Sudduth, K.A., Kitchen, N.R., Kremer, R.J. 2011. Estimation of soil quality characteristics using reflectance spectroscopy. ASABE Annual International Meeting, August 7-10, 2011, Louisville, Kentucky. Paper No. 1111544.
Conservation Practices to Mitigate and Adapt to Climate Change. Poster Demonstration - (Abstract Only)
Delgado, J.A., Groffman, P., Nearing, M.A., Goddard, T., Reicosky, D., Lal, R., Kitchen, N.R., Rice, C., Towery, D. 2011. Conservation Practices to Mitigate and Adapt to Climate Change. Poster Demonstration. Soil Science Society of America Annual Meeting. p. 1.
Conservation practices to mitigate and adapt to the effects of climate change - (Peer Reviewed Journal)
Delgado, J.A., Secchi, S., Groffman, P., Nearing, M.A., Goddard, T., Reicocky, D., Lal, R., Salon, P., Kitchen, N.R., Rice, C., Towery, D. 2011. Conservation practices to mitigate and adapt to the effects of climate change. Journal of Soil and Water Conservation Society. 66(a):118A-129A.
Mapping Conductivity-Depth Relationships by Combining Proximal and Penetrating ECa Sensors - (Proceedings)
Sudduth, K.A., Myers, D.B., Kitchen, N.R., Drummond, S.T. 2011. Mapping Conductivity-Depth Relationships by Combining Proximal and Penetrating ECa Sensors. In: Adamchuk, V.I., Viscarra, R.A., editors. Proceedings of the 2nd Global Workshp on Proximal Soil Sensing, May 15-18, 2011, Montreal, Canada. pp. 32-35.
Conservation Practices to Mitigate and Adapt to Climate Change. Poster Demonstration - (Abstract Only)
Delgado, J.A., Groffman, P., Nearing, M.A., Goddard, T., Reicosky, D., Lal, R., Kitchen, N.R., Rice, C., Towery, D. 2011. Conservation Practices to Mitigate and Adapt to Climate Change. Poster Demonstration. Soil and Water Conservation Society. p. 1.
Assessing the impact of long-term cultivation on runoff, pollutant load, and crop yields - (Abstract Only) - (10-Mar-11)
Promoting landscape-based crop management for food, feed, and bioenergy with precision agriculture technologies - (Abstract Only) - (23-Feb-11)
Growing the science of agronomy by growing the profession: a Message from the President of the American Society of Agronomy - (Proceedings)
Kitchen, N.R. 2011. Growing the science of agronomy by growing the profession: a Message from the President of the American Society of Agronomy. In: Proceedings of Indo-US Workshop on Precision Agriculture, February 28-March 3, 2011, Ludhiana, India. p. 15-16.
Mapping the soil health of agricultural fields via soil electrical conductivity - (Trade Journal)
Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Myers, D.B. 2011. Mapping the soil health of agricultural fields via soil electrical conductivity. Fast Times: News for the Near Surface Geophysical Sciences. 15(4):41-47.
Use of GIS-based Site-specific Nitrogen Management for Improving Energy Efficiency - (Book / Chapter)
Bronson, K.F., Scharf, P.C., Kitchen, N.R. 2011. Use of GIS-based site-specific nitrogen management for improving energy efficiency. In: Clay, D.E., Shanahan, J.F., editors. GIS Applications in Agriculture, Volume Two, Nutrient Management for Energy Efficiency. Boca Raton, FL:CRC Press. p. 359-384.
Sensing Corn for Nitrogen Fertilizer Need Makes Sense - (Popular Publication)
Kitchen, N.R. 2010. Sensing Corn for Nitrogen Fertilizer Need Makes Sense. CSA News. 55(2):10.
What do you do when your N-rich reference fails? - (Proceedings)
Kitchen, N.R., Sudduth, K.A., Drummond, S.T., Sheridan, A.H. 2010. What do you do when your N-rich reference fails?. In: Proceddings of North Central Extension Industry Soil Fertility Conference, November 17-18, 2010, Des Moines, Iowa. p. 52-59.
Integration of an Active Sensor Algorithm with Soil-Based Management Zones for Nitrogen Management in Corn - (Abstract Only)
Roberts, D., Shanahan, J., Ferguson, R., Adamchuk, V., Kitchen, N.R. 2010. Integration of an Active Sensor Algorithm with Soil-Based Management Zones for Nitrogen Management in Corn [abstract]. ASA-CSSA-SSSA Annual International Meeting, October 31-November 4, 2011, Long Beach, CA. ASA-CSSA-SSSA Annual Meeting Abstracts. Paper No. 316-7.
Herbicide transport trends in Goodwater Creek experimental watershed II: acetochlor, alachlor, metolachlor, and metribuzin - (Peer Reviewed Journal)
Lerch, R.N., Sadler, E.J., Baffaut, C., Kitchen, N.R., Sudduth, K.A. 2010. Herbicide transport trends in Goodwater Creek experimental watershed II: acetochlor, alachlor, metolachlor, and metribuzin. Journal of the American Water Resources Association. 47(2):224-238.
Herbicide transport in Goodwater Creek experimental watershed: I. long-term research on atrazine - (Peer Reviewed Journal)
Lerch, R.N., Sadler, E.J., Sudduth, K.A., Baffaut, C., Kitchen, N.R. 2010. Herbicide transport in Goodwater Creek experimental watershed: I. long-term research on atrazine. Journal of the American Water Resources Association. 47(2):209-223.
Biofuel feedstock from claypan soils for annual grain and perennial switchgrass - (Abstract Only)
Landers, G.W., Thompson, A., Kitchen, N.R., Massey, R.E., Brune, D.E. 2011. Biofuel feedstock from claypan soils for annual grain and perennial switchgrass [abstract]. Soil and Water Conservation Society Workshop, September 28-30, 2010, Atlanta, Georgia. p. 17.
Assessing Production and Ecosystem Function for Grain and Bioenergy Feedstock Crops Across Variable Soil Landscapes - (Abstract Only)
Kitchen, N.R., Sudduth, K.A., Sadler, E.J., Kremer, R.J., Baffaut, C., Myers, D.B., Lerch, R.N. 2010. Assessing Production and Ecosystem Function for Grain and Bioenergy Feedstock Crops Across Variable Soil Landscapes [abstract]. 2010 Soil and Water Conservation Society's Sustainable Feedstocks for Advanced Biofuels Workshop Final Program & Abstract Book. p. 28-29.
Use of GIS-based site-specific nitrogen management for improving energy efficiency - (Book / Chapter)
Scharf, P.C., Kitchen, N.R. 2011. Use of GIS-based site-specific nitrogen management for improving energy efficiency. In: Clay, D. E., Shanahan, J. F., editors. GIS Applications in Agriculture. Volume Two: Nutrient Management for Energy Efficience. Boca Raton, FL: CRC Press. p. 359-384.
Analyzing Landscape Effects on Corn and Soybean Yield and Yield Risk from a Large Yield Monitor Dataset - (Abstract Only)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Tracy, P., Sadler, E.J., Young, F. 2011. Analyzing Landscape Effects on Corn and Soybean Yield and Yield Risk from a Large Yield Monitor Dataset [abstract]. ASA-CSSA-SSSA 2010 International Meeting, October 31-November 4, 2010. ASA-CSSA-SSSA Annual Meeting Abstracts. Paper No. 177-8.
Is a Nitrogen-rich Reference Needed for Canopy Sensor-based Corn Nitrogen Applications? - (Proceedings)
Kitchen, N.R., Sudduth, K.A., Drummond, S.T. 2010. Is a Nitrogen-rich Reference Needed for Canopy Sensor-based Corn Nitrogen Applications?. International Conference on Precision Agriculture Abstracts & Proceedings. Available: http://www.icpaonline.org/finalpdf/abstract_213.pdf
Nitrogen Loss in Corn Production Varies as a Function of Topsoil Depth - (Proceedings)
Allphin, E.B., Kitchen, N.R., Sudduth, K.A., Thompson, A.L. 2010. Nitrogen Loss in Corn Production Varies as a Function of Topsoil Depth. 10th International Conference on Precision Agriculture, July 18-21, 2010, Denver, Colorado. 2010 CDROM.
Canopy Reflectance Sensing as Impacted by Corn Hybrid Growth - (Proceedings)
Sheridan, A.H., Kitchen, N.R., Sudduth, K.A. 2010. Canopy Reflectance Sensing as Impacted by Corn Hybrid Growth. In: 10th International Conference on Precision Agriculture, July 18-21, Denver, Colorado. Available: http://www.icpaonline.org/finalpdf/abstract_213.pdf.
Comparison of Three Canopy Reflectance Sensors for Variable-Rate Nitrogen Application in Corn - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Drummond, S.T. 2010. Comparison of Three Canopy Reflectance Sensors for Variable-Rate Nitrogen Application in Corn. In: Proceedings of the 10th International Conference on Precision Agriculture, 18-21 July, 2010. Denver, Colorado. 2010 CDROM.
Calibration Methods for Soil Property Estimation Using Reflectance Spectroscopy - (Peer Reviewed Journal)
Lee, K., Sudduth, K.A., Drummond, S.T., Lee, D., Kitchen, N.R., Chung, S. 2010. Calibration Methods for Soil Property Estimation Using Reflectance Spectroscopy. Transactions of the ASABE. 53(3):675-684.
Site-Specific Compaction, Soil Physical Property, and Crop Yield Relationships for Claypan Soils - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Chung, S., Drummond, S.T. 2010. Site-Specific Compaction, Soil Physical Property, and Crop Yield Relationships for Claypan Soils. ASABE Annual International Meeting, June 20-June 23, 2010, Pittsburgh, Pennsylvania. Paper No. 1009432.
Estimating depth to argillic soil horizons using apparent electrical conductivity - (Peer Reviewed Journal)
Sudduth, K.A., Kitchen, N.R., Myers, D.B., Drummond, S.T. 2010. Estimating depth to argillic soil horizons using apparent electrical conductivity. Journal of Environmental & Engineering Geophysics. 15(3):135-146.
Precision Nitrogen Fertilizer Management of Maize and Cotton Using Crop Sensors - (Proceedings)
Scharf, P., Kitchen, N.R., Sudduth, K.A., Lory, J., Stevens, G.W., Oliveira, L., Shannon, M., Palm, H., Davis, G.J., Vories, E.D., Dunn, D. 2010. Precision Nitrogen Fertilizer Management of Maize and Cotton Using Crop Sensors. In: Proceedings of the 19th World Congress of Soil Science, August 1- 6, 2010, Brisbane, Australia. p.29-32.
Managing Claypan Soils: Annual Grain Crops vs. Perennial Switchgrass - (Abstract Only)
Landers, G.W., Thompson, A., Kitchen, N.R. 2010. Managing Claypan Soils: Annual Grain Crops vs. Perennial Switchgrass [abstract]. 65th Soil and Water Conservation Society's International Conference Program and Abstract Book. Paper No. 57.
Can APEX Represent In-Field Spatial Variability and Simulate Its Effects On Crop Yields? - (Abstract Only)
Baffaut, C., Sadler, E.J., Mugdal, A., Steven, A.H., Sudduth, K.A., Kitchen, N.R. 2011. Can APEX Represent In-Field Spatial Variability and Simulate Its Effects On Crop Yields? [abstract]. ASABE Annual International Meeting, August 8-10, 2012, Louisville, Kentucky. 1111424.
APEX Simulations of Productivity for 9 Cropping Systems over 19 Years in 3 Claypan Landscape Positions - (Abstract Only)
Sadler, E.J., Baffaut, C., Kitchen, N.R., Sudduth, K.A., Mudgal, A. 2010. APEX Simulations of Productivity for 9 Cropping Systems over 19 Years in 3 Claypan Landscape Positions [abstract]. Soil and Water Conservation Society Annual Conference, July 18-21, 2010, St. Louis, Missouri. Available: http://www.swcs.org/documents/filelibrary/10ac/2010_Oral_Presentation_Abstracts_566DF5164F928.pdf.
Delineation of Critical Areas and Developing Best Management Scenarios for a Field Using Simulation Model APEX - (Abstract Only)
Mudgal, A., Baffaut, C., Anderson, S.H., Sadler, E.J., Kitchen, N.R. 2010. Delineation of Critical Areas and Developing Best Management Scenarios for a Field Using Simulation Model APEX [abstract]. Soil and Water Conservation Society, July 18-21, 2010, St. Louis, Missouri. Available: http://www.swcs.org/documents/filelibrary/10ac/2010_Oral_Presentation_Abstracts_566DF5164F928.pdf
Effects of long-term soil and crop management on soil hydraulic properties for claypan soils - (Peer Reviewed Journal)
Mudgal, A., Anderson, S.H., Baffaut, C., Kitchen, N.R., Sadler, E.J. 2010. Effects of long-term soil and crop management on soil hydraulic properties for claypan soils. Journal of Soil and Water Conservation Society. 65(6):393-403.
Economic and environmental implications of sensor-based N management - (Trade Journal)
Roberts, D.F., Kitchen, N.R., Sudduth, K.A., Drummond, S.T., Scharf, P.C. 2010. Economic and Environmental Implications of Sensor-based N Management. Better Crops With Plant Food. XCIV (94):4-6.
Effects of Long-term Soil and Crop Management on Soil Hydraulic Properties for Claypan Soils - (Abstract Only)
Mudgal, A., Anderson, S.H., Baffaut, C., Kitchen, N.R., Sudduth, K.A., Sadler, E.J. 2009. Effects of Long-term Soil and Crop Management on Soil Hydraulic Properties for Claypan Soils [abstract]. USDA-CSREES National Water Quality Conference, February 8-12, 2009, St Louis, Missouri. Available: http://www.usawaterquality.org/conferences/2009/ceap/html.
What are the Benefits of Canopy Sensing for Variable-Rate Nitrogen Corn Fertilization? - (Proceedings)
Kitchen, N.R., Roberts, D.F., Sudduth, K.A., Drummond, S.T., Scharf, P.C. 2009. What are the Benefits of Canopy Sensing for Variable-Rate Nitrogen Corn Fertilization?. North Central Extension Industry Soil Fertility Conference Proceedings. 25:173-180.
Soil Compaction Varies by Crop Management System over a Claypan Soil Landscape - (Peer Reviewed Journal)
Jung, K., Kitchen, N.R., Sudduth, K.A., Lee, K., Chung, S. 2009. Soil Compaction Varies by Crop Management System over a Claypan Soil Landscape. Soil and Tillage Research. 107:1-10.
Herbicide Transport to Surface Runoff from a Claypan Soil: Scaling from Plots to Fields - (Peer Reviewed Journal)
Ghidey, F., Baffaut, C., Lerch, R.N., Kitchen, N.R., Sadler, E.J., Sudduth, K.A. 2010. Herbicide Transport to Surface Runoff from a Claypan Soil: Scaling from Plots to Fields. Journal of Soil and Water Conservation. 65(3):168-179.
Geophysical Sensing Applications on Claypan Soils - (Abstract Only)
Sudduth, K.A., Kitchen, N.R., Myers, D.B., Drummond, S.T. 2009. Geophysical Sensing Applications on Claypan Soils [abstract]. In. Proceedings of Bouyoucos Conference for the Advancement of Geophysical Technologies Applied to Agroecosystems.
SWAT Development for Simulating Flow and Pesticide Movement in a Large Claypan Watershed - (Abstract Only)
Baffaut, C., Sadler, E.J., Lerch, R.N., Kitchen, N.R., Sudduth, K.A. 2009. SWAT Development for Simulating Flow and Pesticide Movement in a Large Claypan Watershed [abstract]. In: 5th Annual International Soil and Water Assessment Tool Conference, August 5-7, 2009, Boulder, Colorado. p. 123.
Sensor-based mapping of soil quality on degraded claypan landscapes of the central United States - (Book / Chapter)
Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Myers, D.B. 2010. Sensor-based mapping of soil quality on degraded claypan landscapes of the central United States. In: Viscarra Rossel, R. A., McBratney, Alex B., and Minasny, B. Proximal Soil Sensing, Volume 1. New York: Springer. p. 363-373.
Narrowing the Soil-Sample to Fertilizer-Application Gap Using Soil Sensors - (Abstract Only)
Kitchen, N.R., Adamchuk, V.I., Sudduth, K.A. 2009. Narrowing the Soil-Sample to Fertilizer-Application Gap Using Soil Sensors [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts November 1-5, 2009, Pittsburgh, Pennsylvania.
A Precision Nitrogen Management Approach to Minimize Impacts - (Abstract Only)
Scharf, P., Kitchen, N.R., Bronson, K. 2009. A Precision Nitrogen Management Approach to Minimize Impacts [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts November 1-5, 2009, Pittsburgh, Pennsylvania.
Fertilizer Input Costs: Perceptions and Strategies - (Abstract Only)
Scharf, P., Massey, R.E., Abendroth, J., Kitchen, N.R., Sudduth, K.A. 2009. Fertilizer Input Costs: Perceptions and Strategies [abstract]. ASA-CSSA-SSSA Annual Conference, November 1-5, 2009, Pittsburgh, Pennsylvania. 09:54818.
Crop Sensors to Control Variable-Rate N Applications: Five Years of On-Farm Demonstrations - (Abstract Only)
Scharf, P., Shannon, K., Palm, H., Sudduth, K.A., Kitchen, N.R., Drummond, S.T. 2009. Crop Sensors to Control Variable-Rate N Applications: Five Years of On-Farm Demonstrations [abstract]. ASA-CSSA-SSSA Annual Conference, November 1-5, 2009, Pittsburgh, Pennsylvania. 09:55775
Wavelength Identification and Diffuse Reflectance Estimation for Surface and Profile Soil Properties - (Peer Reviewed Journal)
Lee, K.S., Lee, D.H., Sudduth, K.A., Chung, S.O., Kitchen, N.R., Drummond, S.T. 2009. Wavelength Identification and Diffuse Reflectance Estimation for Surface and Profile Soil Properties. Transactions of the ASABE. 52(3):683-695.
Identification of Field-Level Critical Management Areas for Implementing Best Management Practices for the Central Claypan - (Abstract Only)
Mudgal, A., Baffaut, C., Anderson, S.H., Sadler, E.J., Kitchen, N.R., Thompson, A.T. 2009. Identification of Field-Level Critical Management Areas for Implementing Best Management Practices for the Central Claypan [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. Paper No. 54181.
Within-field Corn Nitrogen Response Related to Aerial Photograph Color - (Peer Reviewed Journal)
Williams, J.D., Kitchen, N.R., Scharf, P.C., Stevens, W.E. 2009. Within-field Corn Nitrogen Response Related to Aerial Photograph Color. Precision Agriculture. 11:291-305.
Ground-Based Canopy Reflectance Sensing for Variable-Rate Nitrogen Corn Fertilization - (Peer Reviewed Journal)
Kitchen, N.R., Sudduth, K.A., Drummond, S.T., Scharf, P.C., Palm, H.L., Roberts, D.F., Vories, E.D. 2010. Ground-Based Canopy Reflectance Sensing for Variable-Rate Nitrogen Corn Fertilization. Agronomy Journal. 102:71-84.
Will Variable-Rate Nitrogen Fertilization Using Corn Canopy Reflectance Sensing Deliver Environmental Benefits? - (Peer Reviewed Journal)
Roberts, D.F., Kitchen, N.R., Scharf, P.C., Sudduth, K.A. 2010. Will Variable-Rate Nitrogen Fertilization Using Corn Canopy Reflectance Sensing Deliver Environmental Benefits? Agronomy Journal. 102:85-95.
Environmental Implications of Increased Bioenergy Production on Midwest Soil Landscapes - (Proceedings)
Kitchen, N.R., Sudduth, K.A., Sadler, E.J., Kremer, R.J., Baffaut, C., Myers, D.B. 2009. Environmental Implications of Increased Bioenergy Production on Midwest Soil Landscapes. In: Proceedings of the University of Missouri Energy Summit, April 22-23, 2009, Columbia, Missouri. p. 180-185.
Nitrogen: the key to biofuel energy balance - (Abstract Only)
Scharf, P.C., Palm, H., Kitchen, N.R., Sudduth, K.A. 2009. Nitrogen: the key to biofuel energy balance [abstract]. University of Missouri Energy Summit, April 22-23, 2009, Columbia, Missouri. p. 161.
Assessing indices for predicting potential N mineralization in pedogenically distinct soils under different tillage management systems Reprint Icon - (Peer Reviewed Journal)
Schomberg, H.H., Wietholter, S., Griffin, T.S., Reeves, D.W., Cabrera, M.L., Franzluebbers, A.J., Fisher, D.S., Endale, D.M., Novak, J.M., Balkcom, K.S., Raper, R.L., Kitchen, N.R., Locke, M.A., Potter, K.N., Schwartz, R.C., Truman, C.C., Tyler, D.D. 2009. Assessing indices for predicting potential N mineralization in pedogenically distinct soils under different tillage management systems. Soil Science Society of America Journal. 73(5):1575-1586.
Combining Proximal and Penetrating Soil Electrical Conductivity Sensors for High Resolution Digital Soil Mapping - (Book / Chapter)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Grunwald, S., Miles, R.J., Sadler, E.J., Udawatta, R. 2010. Combining Proximal and Penetrating Soil Electrical Conductivity Sensors for High Resolution Digital Soil Mapping. In: Viscarra Rossel, R. A., McBratney, Alex B., and Minasny, B. Proximal Soil Sensing, Volume 1. New York: Springer. p. 233-243.
Corn Nitrogen Response Across a Claypan Landscape Using Polymer-Coated Urea and Anhydrous Ammonia - (Peer Reviewed Journal)
Noellsch, A.J., Motavalli, P.P., Nelson, K.A., Kitchen, N.R. 2009. Corn Nitrogen Response Across a Claypan Landscape Using Polymer-Coated Urea and Anhydrous Ammonia. Agronomy Journal. 101:607-614.
Economic and Environmental Benefits of Canopy Sensing for Variable-Rate Nitrogen Corn Fertilization - (Proceedings)
Kitchen, N.R., Shanahan, J.F., Roberts, D.F., Sudduth, K.A., Scharf, P.C., Ferguson, R.B., Adamchuk, V. 2009. Economic and Environmental Benefits of Canopy Sensing for Variable-Rate Nitrogen Corn Fertilization. In: Proceedings of the American Society of Agricultural and Biological Engineers Annual International Meeting, June 21-24, 2009, Reno, Nevada. Available: http://asae.frymulti.com/abstract.asp?aid=27259&t=1.
Estimating depth to argillic soil horizons using apparent electrical conductivity response functions - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Myers, D.B., Drummond, S.T. 2009. Estimating depth to argillic soil horizons using apparent electrical conductivity response functions. In Proc. 22nd Symposium on the Application of Geophysics to Engineering and Environmental Problems, March 29-April 2, 2009, Ft. Worth, Texas, CD-ROM.
Estimating Depth to Argillic Soil Horizons using Apparent Electrical Conductivity Response Functions - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Myers, D.B., Drummond, S.T. 2009. Estimating Depth to Argillic Soil Horizons using Apparent Electrical Conductivity Response Functions. In: Proceedings of 22nd Symposium on Application of Geophysics to Engineering and Environmental Problems. p. 840-849
Improved Canopy Sensor-based Corn Nitrogen Recommendations Using Auxiliary Information - (Abstract Only) - (02-Dec-08)
Nutrient Sources and Transport from the Goodwater Creek Experimental Watershed - (Proceedings)
Baffaut, C., Sadler, E.J., Lerch, R.N., Kitchen, N.R. 2009. Nutrient Sources and Transport from the Goodwater Creek Experimental Watershed. In: Proceedings of the ASABE Annual International Meeting, June 21-24, 2009, Reno, Nevada.
VNIR Spectroscopy Estimation of Soil Quality Indicators - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Kremer, R.J. 2009. VNIR Spectroscopy Estimation of Soil Quality Indicators. ASABE Annual International Meeting Technical Papers. ASABE, St. Joseph, Michigan. Paper No. 097019. Available: http://asae.frymulti.com/azdez.asp?search =1&JID=5&AID=27285&CID=reno2009&v=&i=&T=1
Analysis of long term nutrient transport from the Goodwater Creek Experimental Watershed - (Abstract Only)
Baffaut, C., Sadler, E.J., Lerch, R.N., Kitchen, N.R. 2008. Analysis of long term nutrient transport from the Goodwater Creek Experimental Watershed [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. October 5-9, 2008, Houston, TX.
VNIR Spectroscopy estimates of within-field variability in soil properties - (Book / Chapter)
Sudduth, K.A., Kitchen, N.R., Sadler, E.J., Drummond, S.T., Myers, D.B. 2010. VNIR Spectroscopy estimates of within-field variability in soil properties. Book Chapter. In: Viscarra Rossel, R. A., McBratney, Alex B., and Minasny, B. Proximal Soil Sensing, Volume 1. New York: Springer. p. 153-163.
Contrasting grain crop and grassland management effects on soil quality properties for a North-Central Missouri claypan soil landscape. - (Peer Reviewed Journal)
Jung, W.K., Kitchen, N.R., Sudduth, K.A., Kremer, R.J. 2008. Contrasting grain crop and grassland management effects on soil quality properties for a North-Central Missouri claypan soil landscape. Soil Science and Plant Nutrition. 54(6):960-971.
Nitrogen Management to Increase Profitability and Reduce Environmental Impact: A Case for Sensors - (Proceedings)
Kitchen, N.R. 2008. Nitrogen Management to Increase Profitability and Reduce Environmental Impact: A Case for Sensors. In: Proceedings of the 16th Congress of Aapresid, August 12-15, 2008, Rosario, Argentina. p. 119-126.
Strategic Management of Geo-Referenced Soil and Crop Information - (Proceedings)
Kitchen, N.R. 2008. Strategic Management of Geo-Referenced Soil and Crop Information. In: Proceedings of the 16th Congress of Aapresid, August 12-15, 2008, Rosario, Argentina. p. 159-164.
Bayesian Analysis of Within-Field Variability of Corn Yield Using a Spatial Hierarchical Model - (Peer Reviewed Journal)
Jiang, P., He, Z., Kitchen, N.R., Sudduth, K.A. 2009. Bayesian Analysis of Within-Field Variability of Corn Yield Using a Spatial Hierarchical Model. Precision Agriculture. 10(2):111–127.
Using Precision Agriculture Methods to Predict Soil Suitability for Rainfed Corn Production - (Proceedings)
Vories, E., Kitchen, N., Sudduth, K., Sadler, E., Griffin, T., Stevens, G., Dunn, D. 2008. Using precision agriculture methods to predict soil suitability for rainfed corn production. In: ASABE Annual International Meeting Technical Papers. American Society for Agricultural and Biological Engineers International Meeting, June 28-July 2, 2008, Providence, Rhode Island. Paper No. 084437.
Components of an Optimal Algorithm For Canopy-Sensed Corn Nitrogen Rate - (Abstract Only)
Kitchen, N.R., Sudduth, K.A., Drummond, S.T., Scharf, P.C., Palm, H., Shannon, K.D., Vories, E.D. 2008. Components of an Optimal Algorithm For Canopy-Sensed Corn Nitrogen Rate [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. October 5-9, 2008, Houston, TX. Paper No. 084437.
ASSESSING INTRA- AND INTER-FIELD VARIABILITY OF CORN NITROGEN FERTILIZER NEED USING GROUND-BASED REFLECTANCE SENSORS - (Proceedings)
Kitchen, N.R., Sudduth, K.A., Drummond, S.T., Scharf, P.C., Palm, H.L., Shannon, D.K. 2008. Assessing intra- and inter-field variability of corn nitrogen fertilizer need using ground-based reflectance sensors. In. Proceedings of the 9th International Conference on Precision Agriculture. 9th International Conference on Precision Agriculture, July 20-23, 2008, Denver, Colorado. 2008 CDROM.
Multi-Sensor Estimation of Claypan Soil Profile Properties - (Abstract Only)
Myers, D.B., Miles, R.J., Kitchen, N.R., Sudduth, K.A., Sadler, E.J., Grunwald, S. 2008. Multi-Sensor Estimation of Claypan Soil Profile Properties [abstract]. In: 9th International Conference on Precision Agriculture Conference Abstracts. 9th International Conference on Precision Agriculture, July 20-23, 2008, Denver, Colorado. p. 200.
SOIL ELECTRICAL CONDUCTIVITY AS A MANAGEMENT TOOL IN PRECISION FORESTRY - (Proceedings)
Palm, H.L., Stelzer, H.E., Sudduth, K.A., Kitchen, N.R., Drummond, S.T. 2008. Soil electrical conductivity as a management tool in precision forestry. In. Proceedings of the 9th International Conference on Precision Agriculture, July 20-23, 2008, Denver, Colorado. 2008 CDROM.
Sampling and Calibration Requirements for Soil Property Estimation Using Reflectance Spectroscopy - (Proceedings)
Lee, K., Lee, D., Sudduth, K.A., Chung, S., Kitchen, N.R., Drummond, S.T. 2008. Sampling and Calibration Requirements for Soil Property Estimation Using Reflectance Spectroscopy. In: ASABE Annual International Meeting Technical Papers. American Society of Agricultural and Biological Engineers Annual International Meeting, June 29-July 2, 2008, Providence, Rhode Island. Paper No. 084037.
Helping Growers to Demo Nitrogen Sensors - (Abstract Only)
Scharf, P.C., Shannon, D.K., Palm, H.L., Sudduth, K.A., Drummond, S.T., Kitchen, N.R. 2008. Helping Growers to Demo Nitrogen Sensors [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual International Meeting. October 5-9, 2008, Houston, TX.
What’s The Right Amount of N? Using Sensors May Provide Better Answers - (Trade Journal)
Kitchen, N.R. 2008. What’s The Right Amount of N? Using Sensors May Provide Better Answers. Fluid Journal. 16(2):60.
VNIR SPECTROSCOPY FOR ESTIMATION OF WITHIN-FIELD VARIABILITY IN SOIL PROPERTIES - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Sadler, E.J., Drummond, S.T., Myers, D.B. 2008. VNIR spectroscopy for estimation of within-field variability in soil properties. In: Proceedings of the First Global Worshop on High Resolution Digital Soil Sensing and Mapping. February 5-8, 2008. Sydney, Australia. 2008 CDROM
SENSOR-BASED MAPPING OF SOIL QUALITY ON DEGRADED EPIAQUALF LANDSCAPES - (Proceedings)
Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Brent, M.D. 2008. Sensor-based mapping of soil quality on degraded epiaqualf landscapes. In: Proc. First Global Worshop on High Resolution Digital Soil Sensing and Mapping. February 5-8, Sydney, Australia [CDROM]. IUSS Working Group on Digital Soil Mapping. 2008.
SOIL BIN AND FIELD TESTS OF AN ON-THE-GO SOIL STRENGTH PROFILE SENSOR - (Peer Reviewed Journal)
Chung, S.O., Sudduth, K.A., Plouffe, C., Kitchen, N.R. 2008. Soil bin and field tests of an on-the-go soil strength profile sensor. Transactions of the ASABE. 51(1):5-18.
COMBINING PROXIMAL AND PENETRATING CONDUCTIVITY SENSORS FOR HIGH RESOLUTION SOIL MAPPING - (Proceedings)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Grunwald, S., Miles, R.J., Sadler, E.J., and Udawatta, R. 2008. Combining proximal and penetrating conductivity sensors for high resolution soil mapping. In: Proceedings of the First Global Workshop on High Resolution Digital Soil Sensing and Mapping, February 5-8, Sydney, Austrailia. 2008 CDROM.
ESTIMATING PLANT-AVAILABLE WATER USING THE SIMPLE INVERSE YIELD MODEL FOR CLAYPAN LANDSCAPES - (Peer Reviewed Journal)
Jiang, P., Kitchen, N.R., Anderson, S.H., Sudduth, K.A., Sadler, E.J. 2008. Estimating plant-available water using the simple inverse yield model for claypan landscapes. Agronomy Journal. 100:830-836.
OVERVIEW OF THE MARK TWAIN LAKE/SALT RIVER BASIN CONSERVATION EFFECTS ASSESSMENT PROJECT - (Peer Reviewed Journal)
Lerch, R.N., Sadler, E.J., Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Myers, D.B., Baffaut, C., Anderson, S.A., Lin, C. 2008. Overview of the Mark Twain Lake/Salt River basin Conservation Effects Assessment Project. Journal of Soil and Water Conservation. 63(6):345-359.
LIMITATIONS OF EVALUATING THE EFFECTIVENESS OF AGRICULTURAL MANAGEMENT PRACTICES AT REDUCING NUTRIENT LOSSES TO SURFACE WATERS - (Book / Chapter)
Mulla, D.J., Birr, A.S., Kitchen, N.R., David, M.B. 2008. Limitations of evaluating the effectiveness of agricultural management practices at reducing nutrient losses to surface waters. In: Laing, G., editor. Final Report: Gulf Hypoxia and Local Water Quality Concerns Workshop. St. Joseph, MI: American Society of Agricultural and Biological Engineers. p. 189-212.
PROVEN PRACTICES AND INNOVATIVE TECHNOLOGIES FOR ON-FARM CROP NITROGEN MANAGEMENT - (Book / Chapter)
Kitchen, N.R., Goulding, K.T., Shanahan, J.F. 2008. Proven practices and innovative technologies for on-farm crop nitrogen management. In: Hatfield, J.L., Follett R.F., editors. Nitrogen in the Environment. Amsterdam, Netherlands: Elsevier Science. p. 483-517.
EMERGING TECHNOLOGIES FOR REAL-TIME AND INTEGRATED AGRICULTURE DECISIONS - (Peer Reviewed Journal)
Kitchen, N.R. 2008. Emerging technologies for real-time and integrated agriculture decisions. Computers and Electronics in Agriculture. 61(1):1-3.
Precision-Farming Technologies Used to Identify Land Energy Production Capability - (Abstract Only)
Kitchen, N. R., Sudduth, K. A., Myers, D. B. 2007. Precision-Farming Technologies Used to Identify Land Energy Production Capability [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. Nov. 4-8, 2007, New Orleans, LA. 2007.
Optimizing Crop N Use Efficiency Using a Variable Source N Fertilizer Application Strategy - (Abstract Only)
Noellsch, A., Motavalli, P., Nelson, K., Kitchen, N.R., Anderson, S., Scharf, P., Tracey, P. 2007. Optimizing Crop N Use Efficiency Using a Variable Source N Fertilizer Application Strategy [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. Nov. 4-8, 2007, New Orleans, LA. Paper No. 103-5.
Estimating Plant-Available Water Using a Simple Inverse Yield Model for Claypan-Soil Landscapes - (Abstract Only)
Jiang, P., Kitchen, N. R., Anderson, S. H., Sadler, E. J., Sudduth, K. A. 2007. Estimating Plant-Available Water Using a Simple Inverse Yield Model for Claypan-Soil Landscapes [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. Nov 4-8, 2007, New Orleans, LA. Paper No. 305-3
REAL-TIME SENSOR-GUIDED SIDEDRESSING OF CORN: THREE YEARS OF ON-FARM TESTING - (Abstract Only)
Scharf, P.C., Kitchen, N.R., Sudduth, K.A., Palm, H., Shannon, K. 2007. Real-time sensor-guided sidedressing of corn: three years of on-farm testing [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting, Nov. 4-8, 2007, New Orleans, LA. Paper No. 101-8.
Optical Sensor Based Corn Algorithm Evaluation - (Abstract Only)
Mullen, R., Kitchen, N.R., Raun, W., Schepers, J.S., Thomason, W., Phillips, S., Mengel, D. 2007. Optical Sensor Based Corn Algorithm Evaluation [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. Nov. 4-8, 2007, New Orleans, LA. Paper No. 101-3.
Field-Scale N Application Using Crop Reflectance Sensors - (Abstract Only)
Sudduth, K. A., Kitchen, N. R., Scharf, P. C., Palm, H., Shannon, D. K. 2007. Field-Scale N Application Using Crop Reflectance Sensors [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSSA Annual Meeting. Nov. 4-8, 2007, New Orleans, LA. Paper No. 153-7.
ALTERNATIVES TO USING A REFERENCE STRIP FOR REFLECTANCE-BASED NITROGEN APPLICATION IN CORN - (Abstract Only) - (23-Jul-07)
MULTI-DISCIPLINARY TEAMS - A NECESSITY FOR RESEARCH IN PRECISION AGRICULTURE SYSTEMS - (Peer Reviewed Journal)
Bullock, D.S., Kitchen, N.R., Bullock, D.G. 2007. Multi-disciplinary teams - a necessity for research in precision agriculture systems. Crop Science. 47:1765-1769.
ESTIMATING PLANT-AVAILABLE WATER CAPACITY FOR CLAYPAN LANDSCAPES USING APPARENT ELECTRICAL CONDUCTIVITY - (Peer Reviewed Journal)
Jiang, P., Anderson, S.H., Kitchen, N.R., Sudduth, K.A., Sadler, E.J. 2007. Estimating plant-available water capacity for claypan landscapes using apparent electrical conductivity. Soil Science Society of America Journal. 71:1902-1908
Profitability Maps as an Input for Site-Specific Management Decision Making - (Peer Reviewed Journal)
Massey, R.E., Myers, D.B., Kitchen, N.R., Sudduth, K.A. 2008. Profitability Maps as an Input for Site-Specific Management Decision Making. Agronomy Journal. 100:52-59.
RESPONSIVE IN-SEASON NITROGEN MANAGEMENT FOR CEREALS Reprint Icon - (Peer Reviewed Journal)
Shanahan, J.F., Kitchen, N.R., Raun, W., Schepers, J.S. 2008. Responsive in-season nitrogen management for cereals. Computers and Electronics in Agriculture. 61:51-62
PRECISION MANAGEMENT SYSTEMS FOR CONSERVATION AND PROFITABILITY - (Proceedings)
Sudduth, K.A., Kitchen, N.R., Sadler, E.J., Kremer, R.J., Lerch, R.N. 2007. Precision management systems for conservation and profitability. Paper No. 071090. ASABE Annual International Meeting Papers. ASABE, St. Joseph, MI. Available: http://asae.frymulti.com/request.asp?search=1&JID=5&AID=22909&CID=min2007&v=&i=&T=2.
SOYBEAN ROOT DISTRIBUTION RELATED TO CLAYPAN SOIL PROPERTIES AND APPARENT SOIL ELECTRICAL CONDUCTIVITY - (Peer Reviewed Journal)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Miles, R.J., Sharp, R.E. 2007. Soybean root distribution related to claypan soil properties and apparent soil electrical conductivity. Crop Science. 47:1498-1509.
Analysis of Herbicide Transport from Goodwater Creek Experimental Watershed - (Abstract Only)
Lerch, R.N., Sadler, E.J., Kremer, R.J., Kitchen, N.R., Alberts, E.E. 2007. Analysis of Herbicide Transport from Goodwater Creek Experimental Watershed [abstract]. Soil and Water Conservation Society Annual Conference, July 21-25, 2007, Tampa, Florida.
The Mark Twain Lake/Salt River CEAP Project – Progress and Preliminary Findings - (Abstract Only)
Sadler, E.J., Lerch, R.N., Sudduth, K.A., Kitchen, N.R., Kremer, R.J., Alberts, E.E. 2007. The Mark Twain Lake/Salt River CEAP Project – Progress and Preliminary Findings [abstract]. Soil and Water Conservation Society Annual Conference, July 21-25, 2007, Tampa, Florida.
INCORPORATING NUTRIENT SENSING TECHNOLOGY IN PRODUCTION AGRICULTURE - (Proceedings)
Kitchen, N.R. 2007. Incorporating nutrient sensing technology in production agriculture. 2007 Fluid Fertilizer Forum, February 18-20, 2007, Scottsdale, AZ, p.35-40
NEWLY DEVELOPED TECHNOLOGIES FOR SOIL AND WATER CONSERVATION - (Other)
Sadler, E.J., Sudduth, K.A., Kitchen, N.R., Lerch, R.N., Kremer, R.J., Vories, E.D. 2005. Newly Developed Technologies for Soil and Water Conservation, Extension 567, Food & Fertilizer Technology Center, P.O. Box 22-149 Taipei 106, Taiwan ROC. 2005.
LANDSCAPE AND CONSERVATION MANAGEMENT EFFECTS ON HYDRAULIC PROPERTIES ON A CLAYPAN-SOIL TOPOSEQUENCE - (Peer Reviewed Journal)
Jiang, P., Anderson, S.H., Kitchen, N.R., Sadler, E.J., Sudduth, K.A. 2007. Landscape and conservation management effects on hydraulic properties on a claypan-soil toposequence. Soil Science Society of America Journal. 71:803-811.
CAN OPTICAL SENSORS REDUCE FIELD N LOSSES? - (Abstract Only)
Kitchen, N.R., Scharf, P.C., Roberts, D., Sudduth, K.A. 2006. Can optical sensors reduce field N losses?. ASA-CSSA-SSSA Annual Meeting Abstracts.
A QUANTITATIVE PEDOLOGY APPROACH TO CONTINUOUS SOIL LANDSCAPE MODELS - (Abstract Only)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Mayhan, B.D., Miles, R.J., Sadler, E.J. 2006. A quantitative pedology approach to continuous soil landscape models [abstracts]. ASA-CSSA-SSSA Annual Meeting. Paper No. 193-4.
ESTIMATES OF PLANT-AVAILABLE WATER CAPACITY FOR CLAYPAN LANDSCAPES USING SOIL ELECTRICAL CONDUCTIVITY - (Abstract Only)
Jiang, P., Anderson, S.H., Kitchen, N.R., Sudduth, K.A., Sadler, E.J. 2006. Estimates of plant-available water capacity for claypan landscapes using soil electrical conductivity. ASA-CSSA-SSSA Annual Meeting Abstracts.
ECONOMICALLY OPTIMAL NITROGEN RATE REDUCES SOIL RESIDUAL NITRATE - (Abstract Only)
Hong, N., Scharf, P.C., Davis, J.G., Kitchen, N.R., Sudduth, K.A. 2006. Economically optimal nitrogen rate reduces soil residual nitrate. ASA-CSSA-SSSA Annual Meeting Abstracts.
Dissolved Nitrogen and Phosphorus Losses in Surface Runoff from Claypan Soil Watersheds - (Abstract Only)
Alberts, E.E., Kitchen, N.R., Lerch, R.N., Sadler, E.J. 2006. Dissolved Nitrogen and Phosphorus Losses in Surface Runoff from Claypan Soil Watersheds [abstract]. ASA-CSSA-SSSA Annual Meeting Abstracts. ASA-CSSA-SSS Annual Meeting. November 12-16, 2006, Indianapolis, IN. 2006 CDROM.
AN ENVIRONMENTAL ASSESSMENT OF SENSOR-BASED VARIABLE-RATE NITROGEN MANAGEMENT IN CORN - (Proceedings)
Roberts, D.R., Kitchen, N.R., Scharf, P.C., Sudduth, K.A. 2006. An environmental assessment of sensor-based variable-rate nitrogen management in corn. North Central Extension Industry Soil Fertility Conference Proceedings.
CROP MANAGEMENT EFFECTS ON WATER INFILTRATION FOR CLAYPAN SOILS - (Peer Reviewed Journal)
Jung, W., Kitchen, N.R., Anderson, S., Sadler, E.J. 2007. Crop management effects on water infiltration for claypan soils. Journal of Soil and Water Conservation. 62(1):55-63.
ECONOMICALLY OPTIMAL NITROGEN RATE REDUCES SOIL RESIDUAL NITRATE - (Peer Reviewed Journal)
Hong, N., Scharf, P.C., Davis, J.G., Kitchen, N.R., Sudduth, K.A. 2007. Economically optimal nitrogen rate reduces soil residual nitrate. Journal of Environmental Quality. 36:354-362
USING HISTORICAL MANAGEMENT AREAS TO REDUCE SOIL SAMPLING ERRORS - (Book / Chapter)
Clay, D.E., Kitchen, N.R., Carlson, C.G., Kleinjan, J.L. 2007. Using historical management areas to reduce soil sampling errors. In: Pierce, F.J., Clay, D. E., editors. GIS Applications in Agriculture. Boca Raton, FL: CRC Press. p. 49-64.
TURNING PRECISION AGRICULTURE INFORMATION INTO PRECISION CONSERVATION DECISIONS - (Abstract Only)
Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Sadler, E.J., Lerch, R.N. 2006. Turning precision agriculture information into precision conservation decisions. Meeting Abstract.
RELATING SPATIAL VARIATIONS IN SOIL COMPACTION TO SOIL PHYSICAL PROPERTIES AND CROP YIELDS - (Proceedings) - (15-Sep-06)
TWO CLASSIFICATION METHODS FOR DEVELOPING AND INTERPRETING PRODUCTIVITY ZONES USING SITE PROPERTIES - (Peer Reviewed Journal)
Martin, N., Bollero, G.A., Kitchen, N.R., Kravchenko, A.N., Sudduth, K.A., Wiebold, W.J., Bullock, D.G. 2006. Two classification methods for developing and interpreting productivity zones using site properties. Plant and Soil. 288(1-2):357-371.
VARIABLE SOURCE N FERTILIZER APPLICATIONS TO OPTIMIZE CROP N USE EFFICIENCY Reprint Icon - (Abstract Only)
Noellsch, A., Motavalli, P., Nelson, K., Kitchen, N.R., Anderson, S., Scharf, P., Tracey, P. 2006. Variable source n fertilizer applications to optimize crop n use efficiency [abstract]. Greenley Research Field Day, August 3rd, 2006, Novelty, Missouri. p. 70.
INCREASING INFORMATION WITH MULTIPLE SOIL ELECTRICAL CONDUCTIVITY DATASETS - (Proceedings)
Sudduth, K.A., Kitchen, N.R. 2006. Increasing information with multiple soil electrical conductivity datasets. In: ASABE Annual International Meeting Technical Papers. ASABE Annual Meeting, July 9-12, 2006, Portland, Oregon. Paper No. 061055.
RELATING HYPERSPECTRAL IMAGE BANDS AND VEGETATION INDICES TO CORN AND SOYBEAN YIELD - (Peer Reviewed Journal)
Jang, G., Sudduth, K.A., Hong, S.Y., Kitchen, N.R., Palm, H.L. 2006. Relating hyperspectral image bands and vegetation indices to corn and soybean yield. Korean Journal of Remote Sensing. 22(3):183-197.
UNDERSTANDING PRODUCTIVITY VARIATION ON UN-IRRIGATED CLAYPAN SOILS - (Abstract Only)
Jung, W., Kitchen, N.R., Sudduth, K.A. 2006. Understanding productivity variation on un-irrigated claypan soils [abstract]. Korean Crop Science Society annual meeting, April 27-28, 2006, Choenan, Korea.
TARGETING IMPROVED WITHIN-FIELD WATER AND SOIL QUALITY USING PRECISION CONSERVATION - (Abstract Only)
Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Sadler, E.J., Lerch, R.N., Myers, D.B. 2006. Targeting improved within-field water and soil quality using precision conservation. International Soil and Water Conservation Conference.
SPATIALLY VARIABLE CORN YIELD LEVEL IS A WEAK PREDICTOR OF OPTIMAL NITROGEN - (Peer Reviewed Journal)
Scharf, P.C., Kitchen, N.R., Sudduth, K.A., Davis, J.G. 2006. Spatially variable corn yield level is a weak predictor of optimal nitrogen. Soil Science Society of America Journal. 70:2154-2160.
THE FIRST STEP IN PRECISION AGRICULTURE: SAMPLING OLD FARMSTEADS SEPARATELY FROM THE REST OF THE FIELD - (Other)
Clay, D.E., Kitchen, N.R., Carlson, C.G., Kleinjan, J.L. 2006. The first step in precision agriculture: sampling old farmsteads separately from the rest of the field. Site-Specific Management Guidelines. SSMG-43. Available: http://www.ppi-ppic.org/ppiweb/ppibase.nsf/b369c6dbe705dd13852568e3000de93d/4e2057722fafe7d185257110007c0f49/$FILE/SSMG-43.pdf
VARIABLE SOURCE N FERTILIZER APPLICATIONS TO OPTIMIZE CROP N USE EFFICIENCY - (Other)
Motavalli, P., Nelson, K., Kitchen, N.R., Anderson, S., Scharf, P. 2006. Variable source N fertilizer applications to optimize crop N use efficiency. Missouri Soil Fertility and Fertilizers Research Update. Available: http://aes.missouri.edu/pfcs/research/prop405.pdf
RELATING IMAGE-DERIVED VEGETATION INDICES TO CROP YIELD - (Proceedings)
Jang, G., Sudduth, K.A., Hong, S., Kitchen, N.R., Palm, H.L. 2006. Relating image-derived vegetation indices to crop yield. In: Yang, C., Everitt, J.H. (editors), Proceedings 20th Biennial Workshop on Aerial Photography, Videography, and High Resolution Digital Imagery for Resource Assessment. October 4-6, 2005, Weslaco, Texas. 2006 CDROM.
RELATIONSHIP OF SOIL PROFILE STRENGTH AND APPARENT SOIL ELECTRICAL CONDUCTIVITY TO CROP YIELD - (Peer Reviewed Journal)
Jung, W., Kitchen, N.R., Sudduth, K.A. 2006. Relationship of soil profile strength and apparent soil electrical conductivity to crop yield. Korean Journal of Soil Science and Fertilizer. 32(2):109-115.
SPATIAL CHARACTERISTICS OF CLAYPAN SOIL PROPERTIES IN AN AGRICULTURAL FIELD - (Peer Reviewed Journal)
Jung, W., Kitchen, N.R., Sudduth, K.A., Anderson, S.H. 2006. Spatial characteristics of claypan soil properties in an agricultural field. Soil Science Society of America Journal. 70(4):1387-1397.
LANDSCAPE AND CONSERVATION MANAGEMENT EFFECTS ON SOIL HYDRAULIC PROPERTIES FOR AN EPIAQUALF - (Abstract Only)
Jiang, P., Anderson, S.H., Kitchen, N.R., Sadler, E.J., Sudduth, K.A. 2006. Landscape and conservation management effects on soil hydraulic properties for an epiaqualf. World Congress of Soil Science.
RADIOMETRIC ESTIMATION OF SOIL PROPERTIES USING MULTIPLE IMAGE SENSORS IN RICE PADDY AND DRYLAND FIELDS - (Abstract Only)
Hong, S., Rim, S., Sudduth, K.A., Kitchen, N.R., Kim, Y., Lee, J., Kwak, H. 2006. Radiometric estimation of soil properties using multiple image sensors in rice paddy and dryland fields. World Congress of Soil Science, July 9-15, 2006, Philadelphia, PA. p. 56-13.
POTENTIAL IRRIGATION APPLICATIONS USING SENSOR-BASED APPARENT SOIL ELECTRICAL CONDUCTIVITY - (Other)
Kitchen, N.R. 2006. Potential irrigation applications using sensor-based apparent soil electrical conductivity [abstract]. Bootheel Irrigation Conference.
A NOVEL USE OF DATA TRANSLATION ALLOWS 3-D PREDICTION OF SOIL FERTILITY LANDSCAPES - (Abstract Only)
Myers, D.B., N.R. Kitchen, K.A. Sudduth, E.J. Sadler. 2005. A novel use of data transformation allows 3-D prediction of soil fertility landscapes [abstract]. In: Proceedings North Central Extension-Industry Soil Fertility Conference. 21:180
EVALUATING THE EFFECTIVENESS OF AGRICULTURAL MANAGEMENT PRACTICES AT REDUCING NUTRIENT LOSSES TO SURFACE WATERS - (Proceedings)
Mulla, D.J., Birr, A.S., Kitchen, N.R., David, M.B. 2005. Evaluating the effectiveness of agricultural management practices at reducing nutrient losses to surface waters. Meeting Proceedings.
VARIABLE SOURCE N FERTILIZER APPLICATIONS TO OPTIMIZE CROP N USE EFFICIENCY - (Abstract Only)
Motavalli, P., Nelson, K., Kitchen, N.R., Anderson, S., Scharf, P., Tracy, P. 2005. Variable source N fertilizer applications to optimize crop N use efficiency [abstract]. ASA-CSSA-SSSA Annual Meeting. Paper No. 92-1413.
VARIABLE RATE CORN NITROGEN MANAGEMENT IN MISSOURI USING ACTIVE-LIGHT REFLECTANCE SENSING - (Abstract Only)
Kitchen, N.R., Scharf, P.C., Sudduth, K.A. 2005. Variable rate corn nitrogen management in Missouri using active-light reflectance sensing [abstract] [CDROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
DISSOLVED NITROGEN AND PHOSPHORUS LOSSES IN SURFACE RUNOFF FROM THE CORN PHASE OF THREE CROPPING ROTATIONS - (Abstract Only)
Alberts, E.E., Kitchen, N.R., Lerch, R.N., Sadler, E.J. 2005. Dissolved nitrogen and phosphorus losses in surface runoff from the corn phase of three cropping rotations [abstract] [CDROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
EFFECTS OF PLANT-SPECIFIC N TREATMENT AND PLANT SPACING ON CORN YIELD - (Abstract Only)
Jiang, P., Kitchen, N.R., Sudduth, K.A. 2005. Effects of plant-specific N treatment and plant spacing on corn yield [abstract] [CDROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
WITHIN-FIELD VARIABILITY OF CROP YIELD USING A HIERARCHICAL MODEL - (Abstract Only)
Jiang, P., Kitchen, N.R., He, Z., Sudduth, K.A., Sadler, E.J. 2005. Within-field variability of crop yield using a hierarchical model [abstract] [CDROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
ENVIRONMENTAL IMPLICATIONS OF SENSOR-BASED VARIABLE-RATE N APPLICATION IN CORN - (Abstract Only)
Roberts, D.F., Kitchen, N.R., Scharf, P.C., Sudduth, K.A. 2005. Environmental implications of sensor-based variable-rate n application in corn [abstract] [CDROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
CROP MANAGEMENT IMPACTS ON CLAYPAN SOIL QUALITY - (Abstract Only)
Jung, W., Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Anderson, S.H., Sadler, E.J. 2005. Crop management impacts on claypan soil quality [abstract[ [CDROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
IN SEASON CROP N MANAGEMENT - (Abstract Only)
Shanahan, J.F., Raun, W.F., Kitchen, N.R. 2005. In season crop n management. Agronomy Abstracts.
LANDSCAPE MODELS OF CLAYPAN SOIL PROFILE PROPERTIES AS A FUNCTION OF DIVERGENCE FROM CLAY-MAXIMUM DEPTH - (Abstract Only)
Myers, D.B., Kitchen, N.R., Sudduth, K.A., Sadler, E.J. 2005. Landscape models of claypan soil profile properties as a function of divergence from clay-maximum depth [abstract]. Pedometrics 2005: Frontiers in pedometrics, International Union of Soil Scientists. p. 67.
SITE-SPECIFIC SOIL QUALITY MANAGEMENT - (Proceedings)
Jung, W., Kitchen, N.R. 2005. Site-specific soil quality management. In: Eco-Friendly Precision Agriculture Research. Proceedings of the 2005 Meeting of the Korean Society of Precision Agriculture, June 22, 2005. Korean Society of Precision Agriculture, Suwon, Korea. p. 91-107.
DEVELOPMENT OF A CONSERVATION-ORIENTED PRECISION AGRICULTURE SYSTEM: CROP PRODUCTION ASSESSMENT AND PLAN IMPLEMENTATION - (Peer Reviewed Journal)
Kitchen, N.R., Sudduth, K.A., Myers, D.B., Massey, R.E., Sadler, E.J., Lerch, R.N., Hummel, J.W., Palm, H.L. 2005. Development of a conservation-oriented precision agriculture system: Crop production assessment and plan implementation. Journal of Soil and Water Conservation. 60(6):421-430.
DEVELOPMENT OF A CONSERVATION-ORIENTED PRECISION AGRICULTURE SYSTEM: WATER AND SOIL QUALITY ASSESSMENT - (Peer Reviewed Journal)
Lerch, R.N., Kitchen, N.R., Kremer, R.J., Donald, W.W., Alberts, E.E., Sadler, E.J., Sudduth, K.A., Myers, D.B., Ghidey, F. 2005. Development of a conservation-oriented precision agriculture system: Water and soil quality assessment. Journal of Soil and Water Conservation. 60(6):411-421.
MEASUREMENT AND SIMULATION OF HERBICIDE TRANSPORT FROM THE CORN PHASE OF THREE CROPPING SYSTEMS - (Peer Reviewed Journal)
Ghidey, F., Blanchard, P.E., Lerch, R.N., Kitchen, N.R., Alberts, E.E., Sadler, E.J. 2005. Measurement and simulation of herbicide transport from the corn phase of three cropping systems. Journal of Soil and Water Conservation.60(5):260-273.
ON-FARM RESEARCH – A TOOL FOR IMPLEMENTING AND VALIDATING SPATIAL TECHNOLOGIES FOR SITE-SPECIFIC CROP MANAGEMENT - (Abstract Only)
Shannon, D.K., Palm, H.L., Kitchen, N.R., Sudduth, K.A. 2005. On-farm research–-A tool for implementing and validating spatial technologies for site-specific crop management[CDROM]. American Society of Agricultural Engineers Annual International Meeting. Abstract No. 051069.
REAL-TIME CROP REFLECTANCE SENSING TO CONTROL VARIABLE-RATE NITROGEN APPLICATION - (Abstract Only)
Sudduth, K.A., Drummond, S.T., Kitchen, N.R., Scharf, P.C. 2005. Real-time crop reflectance sensing to control variable-rate nitrogen application [abstract] [CDROM]. American Society of Agricultural Engineers Annual International Meeting. Abstract No. 051063.
REAL-TIME CORN ASSESSMENT FOR VARIABLE RATE NITROGEN MANAGEMENT - (Abstract Only)
Kitchen, N.R., Sudduth, K.A. 2005. Real-time corn assessment for variable rate nitrogen management [abstract]. It's the Water Workshop.
NEWLY DEVELOPED TECHNOLOGIES FOR SOIL AND WATER CONSERVATION - (Proceedings)
Sadler, E.J., Sudduth, K.A., Kitchen, N.R., Lerch, R.N., Kremer, R.J., Vories, E.D. 2005. Newly developed technologies for soil and water conservation. In: Chung, N.J., Kim, W.S., Kim, H.S., Kim, J.K., Eom, K.C., Lee, I.W., editors. Proceedings of the International Workshop on Newly Developed Innovative Technology for Soil and Water Conservation. Rural Development Administration, Suwon, Korea. p. 15-34.
RELATIONSHIP OF APPARENT SOIL ELECTRICAL CONDUCTIVITY TO CLAYPAN SOIL PROPERTIES. - (Peer Reviewed Journal)
Jung, W.K., Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Motavalli, P.P. 2005. Relationship of apparent soil electrical conductivity to claypan soil properties. Soil Science Society of America Journal 69:883-892.
FIELD-SCALE VARIABILITY IN OPTIMAL NITROGEN FERTILIZER RATE FOR CORN - (Peer Reviewed Journal)
Scharf, P.C., Kitchen, N.R., Sudduth, K.A., Davis, J.G., Hubbard, V.C., Lory, J.A. 2005. Field-scale variability in optimal nitrogen fertilizer rate for corn. Agronomy Journal. 97:452-461.
CROPPING MANAGEMENT IMPACTS SOIL QUALITY INDICATORS FOR CLAYPAN SOILS - (Abstract Only)
Jung, W., Kitchen, N.R. 2005. Cropping management impacts soil quality indicators for claypan soils [abstract]. 2005 Missouri Natural Resources Conference. February 2, 2005. Lake of the Ozarks, MO.
SPATIALLY-VARIABLE CROP AND SOIL MONITORING FOR ENHANCED PRODUCTION AND CONSERVATION - (Abstract Only)
Kitchen, N.R., Sudduth, K.A., Myers, D.B., Massey, R.E., Drummond, S.T. 2004. Spatially-variable crop and soil monitoring for enhanced production and conservation [abstract]. Monitoring Science and Technology Symposium. September 20, 2004. Denver, CO.
CROP PRODUCTION AND CONSERVATION PLANNING USING PRECISION AGRICULTURE INFORMATION - (Abstract Only)
Kitchen, N.R., Sudduth, K.A., Myers, D.B., Lerch, R.N., Massey, R.E., Alberts, E.E., Sadler, E.J., Palm, H.L., Donald, W.W., Hummel, J.W., Kremer, R.J. 2004. Crop production and conservation planning using precision agriculture information [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
OPTIMAL N RATE FOR CORN: SPATIAL VARIABILITY, GEOSTATISTICS, AND PREDICTION - (Abstract Only)
Scharf, P.C., Kitchen, N.R., Sudduth, K.A., Davis, J.G., Hubbard, V.C., Lory, J.A. 2004. Optimal N rate for corn: Spatial variability, geostatistics, and prediction [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
USE OF APPARENT SOIL ELECTRICAL CONDUCTIVITY TO DETERMINE SOIL P DISTRIBUTION IN POULTRY LITTER-AMENDED LANDSCAPES - (Abstract Only)
Motavalli, P.P., Washburn, C.S., Lory, J.A., Kitchen, N.R. 2004. Use of apparent soil electrical conductivity to determine soil P distribution in poultry litter-amended landscapes [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
SITE-SPECIFIC PROFITABILITY METHODS, ANAYLSIS, AND DECISIONS - (Proceedings)
Massey, R.E., Kitchen, N.R., Myers, D.B., Sudduth, K.A., Drummond, S.T. 2005. Site-specific profitability methods, anaylsis, and decisions. In: Mulla, D.J., editor. Proceedings of the 7th International Conference on Precision Agriculture, July 25-28, 2004. Precision Agriculture Center, University of Minnesota, St. Paul, MN. [unpaginated CDROM]
IMPLEMENTATION AND VALIDATION OF SENSOR-BASED SITE-SPECIFIC CROP MANAGEMENT THROUGH ON-FARM RESEARCH - (Proceedings)
Shannon, D.K., Palm, H.L., Kitchen, N.R., Sudduth, K.A. 2005. Implementation and validation of sensor-based site-specific crop management through on-farm research. In: Mulla, D.J., editor. Proceedings of the 7th International Conference on Precision Agriculture, July 25-28, 2004. Precision Agriculture Center, University of Minnesota, St. Paul, MN. [unpaginated CDROM]
MAPPING SOIL ELECTRICAL CONDUCTIVITY - (Book / Chapter)
Sudduth, K.A., Kitchen, N.R. 2004. Mapping soil electrical conductivity. In: Stamatiadis, S., Lynch, J.M., Schepers, J.S. editors. Remote Sensing for Agriculture and the Environment. Peripheral Editions, Larissa, Greece. p. 188-201.
SITE-SPECIFIC RELATIONSHIPS BETWEEN CORN POPULATION AND YIELD - (Proceedings)
Sudduth, K.A., Birrell, S.J., Bollero, G.A., Bullock, D.G., Hummel, J.W., Kitchen, N.R. 2005. Site-specific relationships between corn population and yield. In: Mulla, D.J., editor. Proceedings of the 7th International Conference on Precision Agriculture, July 25-28, 2004. Precision Agriculture Center, University of Minnesota, St. Paul, MN. [unpaginated CDROM]
REMOTE SENSING OF SOILS: USING AIRBORNE HYPERSPECTRAL IMAGES TO ESTIMATE WITHIN-FIELD VARIATIONS IN SOIL PROPERTIES - (Proceedings)
Hong, S.Y., Sudduth, K.A., Kitchen, N.R., Wiebold, W.J., Palm, H.L., Rim, S.K., Sonn, Y.K., Kwak, H.K. 2004. Remote sensing of soils: using airborne hyperspectral images to estimate within-field variations in soil properties. In: Proceedings Global Digital Soil Mapping Workshop, September 14-17, 2004, Montpellier, France. CD-ROM.
EMPIRICAL RELATIONSHIPS BETWEEN PRISMATIC SOIL STRENGTH INDEX AND CONE INDEX - (Proceedings)
Chung, S.O., Sudduth, K.A., Hummel, J.W., Motavalli, P.P., Kitchen, N.R. 2004. Empirical relationships between prismatic soil strength index and cone index. In: Proceedings 2004 International Commission of Agricultural Engineering (CIGR) International Conference, October 11-14, 2004, Beijing, China (CD-ROM).
COMPARISON OF REMOTE SENSING AND CROP GROWTH MODELS FOR ESTIMATING WITHIN-FIELD LAI VARIABILITY - (Peer Reviewed Journal)
Hong, S.Y., Sudduth, K.A., Kitchen, N.R., Fraisse, C.W., Palm, H.L., Wiebold, W.J. 2004. Comparison of remote sensing and crop growth models for estimating within-field LAI variability. Korean Journal of Remote Sensing. 20(3):175-188.
CROPPING SYSTEM EFFECTS ON HERBICIDE TRANSPORT IN SURFACE RUNOFF FROM A CLAYPAN SOIL. II. FIELD-SCALE CASE STUDIES - (Abstract Only)
Ghidey, F., Alberts, E.E., Lerch, R.N., Kitchen, N.R., Sadler, E.J. 2004. Cropping system effects on herbicide transport in surface runoff from a claypan soil. ii. field-scale case studies. Symposium on the Fate and Chemistry of Modern Pesticides Proceedings.
CROPPING SYSTEM EFFECTS ON HERBICIDE TRANSPORT TO SURFACE RUNOFF FROM A CLAYPAN SOIL. I. PLOT-SCALE ANALYSIS - (Abstract Only)
Ghidey, F., Blanchard, P., Lerch, R.N., Kitchen, N.R., Alberts, E.E. 2004. Cropping system effects on herbicide transport to surface runoff from a claypan soil. I. Plot-scale analysis. In: Proceedings of the Symposium on the Fate and Chemistry of Modern Pesticide, August 16-19, 2004, Vail, CO.p. 57.
EVALUATION OF AN ON-THE-GO-SOIL STRENGTH PROFILE SENSOR USING SOIL BIN AND FIELD DATA - (Other)
Chung, S.O., Sudduth, K.A., Plouffe, C., Kitchen, N.R. 2004. Evaluation of an on-the-go-soil strength profile sensor using soil bin and field data [CD-ROM]. American Society of Agricultural Engineers Annual International Meeting. Paper No. 041039.
RELATING ON-THE-GO-SOIL STRENGTH DATA TO CONE INDEX - (Other)
Chung, S.O., Sudduth, K.A., Motavalli, P.P., Kitchen, N.R. 2004. Relating on-the-go-soil strength data to cone index. American Society of Agricultural Engineers Mid-Central Conference. Paper No. MC04-205.
ASSESSING SPATIAL AND TEMPORAL NUTRIENT DYNAMICS WITH A PROPOSED NUTRIET BUFFERING INDEX - (Proceedings)
MYERS, D.B., KITCHEN, N.R., SUDDUTH, K.A. ASSESSING SPATIAL AND TEMPORAL NUTRIENT DYNAMICS WITH A PROPOSED NUTRIET BUFFERING INDEX. PROCEEDINGS NORTH CENTRAL EXTENSION INDUSTRY SOIL FERTILITY CONFERENCE. 2003. P. 190-199.
SITE-SPECIFIC NITROGEN MANAGEMENT FOR REDUCING SOIL RESIDUAL NITRATE - (Proceedings)
DAVIS, J.G., SCHARF, P.C., KITCHEN, N.R. SITE-SPECIFIC NITROGEN MANAGEMENT FOR REDUCING SOIL RESIDUAL NITRATE. PROCEEDINGS NORTH CENTRAL EXTENSION INDUSTRY SOIL FERTILITY CONFERENCE. 2003. P. 76-86.
MAPPING WITHIN-FIELD VARIABILITY USING AIRBORNE IMAGING SYSTEMS: A CASE STUDY FROM MISSOURI PRECISION AGRICULTURE - (Proceedings)
HONG, S.Y., SUDDUTH, K.A., KITCHEN, N.R., PALM, H.L., WIEBOLD, W.J. 2003. MAPPING WITHIN-FIELD VARIABILITY USING AIRBORNE IMAGING SYSTEMS: A CASE STUDY FROM MISSOURI PRECISION AGRICULTURE [CD-ROM]. PROCEEDINGS 24TH ASIAN CONFERENCE ON REMOTE SENSING AND 2003 INTERNATIONAL SYMPOSIUM ON REMOTE SENSING. KOREAN SOCIETY OF REMOTE SENSING, SEOUL, KOREA.
REFLECTANCE MEASUREMENTS OF SOIL VARIABILITY - (Proceedings)
SUDDUTH, K.A., HONG, S., HUMMEL, J.W., KITCHEN, N.R. REFLECTANCE MEASUREMENTS OF SOIL VARIABILITY. PROCEEDINGS 24TH ASIAN CONFERENCE ON REMOTE SENSING AND 2003 INTERNATIONAL SYMPOSIUM ON REMOTE SENSING. 2003. CD-ROM (UNPAGINATED). BUSAN, SOUTH KOREA.
RELATING APPARENT ELECTRICAL CONDUCTIVITY TO SOIL PROPERTIES ACROSS THE NORTH-CENTRAL USA - (Peer Reviewed Journal)
Sudduth, K.A., Kitchen, N.R., Wiebold, W.J., Batchelor, W.D., Bollero, G.A., Bullock, D.G., Clay, D.E., Palm, H.L., Pierce, F.J., Schuler, R.T. 2005. Relating apparent electrical conductivity to soil properties across the north-central USA. Computers and Electronics in Agriculture. 46:263-283.
RELATIONSHIPS BETWEEN SOIL BULK ELECTRICAL CONDUCTIVITY AND THE PRINCIPAL COMPONENT ANALYSIS OF TOPOGRAPHY AND SOIL FERTILITY VALUES - (Peer Reviewed Journal)
OFFICER, S.J., KRAVCHENKO, A., BOLLERO, G.A., SUDDUTH, K.A., KITCHEN, N.R., WIEBOLD, W.J., PALM, H.L., BULLOCK, D.G. RELATIONSHIPS BETWEEN SOIL BULK ELECTRICAL CONDUCTIVITY AND THE PRINCIPAL COMPONENT ANALYSIS OF TOPOGRAPHY AND SOIL FERTILITY VALUES. PLANT AND SOIL JOURNAL. 2004. v. 258(1). P. 269-280.
SITE-SPECIFIC PRODUCTIVITY ZONES DELINEATED USING BULK SOIL ELECTRICAL CONDUCTIVITY - (Proceedings)
KITCHEN, N.R., SUDDUTH, K.A., MYERS, D.B., DRUMMOND, S.T., HONG, S.Y. SITE-SPECIFIC PRODUCTIVITY ZONES DELINEATED USING BULK SOIL ELECTRICAL CONDUCTIVITY. AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS ANNUAL INTERNATIONAL MEETING TECHNICAL PAPERS. 2003. CD-ROM. PAPER 032340. ST. JOSEPH, MI.
HOW TO ASSESS WHETHER MANAGING BY ZONES PAID - (Abstract Only)
KITCHEN, N.R., SUDDUTH, K.A., MYERS, D.B., DRUMMOND, S.T., PALM, H.L., WIEBOLD, W.J. 2003. HOW TO ASSESS WHETHER MANAGING BY ZONES PAID [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
PATIENCE PRECEDES CONFIDENCE FOR ASSESSING AND MANAGEMENT OF SUB-FIELD LOW YIELDING AREAS - (Abstract Only)
KITCHEN, N.R., SUDDUTH, K.A., WIEBOLD, W.J., BULLOCK, D.G., BOLERO, G.A., CLAY, D.E., PALM, H.L. 2003. PATIENCE PRECEDES CONFIDENCE FOR ASSESSING AND MANAGEMENT OF SUB-FIELD LOW YIELDING AREAS [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
SENSOR-BASED SOIL ELECTRICAL CONDUCTIVITY AS A MEASURE OF SOIL QUALITY ON CLAYPAN SOILS - (Abstract Only)
Jung, W., Kitchen, N.R., Sudduth, K.A., Kremer, R.J., Motavalli, P., Anderson, S.H., Alberts, E.E. 2003. Sensor-based soil electrical conductivity as a measure of soil quality on claypan soils [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
SPATIAL CHARACTERISTICS OF SOIL QUALITY INDICATORS ON CLAYPAN SOILS - (Abstract Only)
JUNG, W., KITCHEN, N.R., SUDDUTH, K.A., KREMER, R.J., MOTAVALLI, R.J., ANDERSON, S.H., ALBERTS, E.E. 2003. SPATIAL CHARACTERISTICS OF SOIL QUALITY INDICATORS ON CLAYPAN SOILS [abstract] [CD-ROM]. ASA-CSSA-SSSA-Annual Meeting Abstracts.
ENHANCING SOIL AND WATER CONSERVATION THROUGH PRECISION AGRICULTURE - (Abstract Only)
PIERCE, F., KITCHEN, N.R., HUGGINS, D.R., VAN ES, H.M. 2003. ENHANCING SOIL AND WATER CONSERVATION THROUGH PRECISION AGRICULTURE [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
ESTIMATION OF SOYBEAN ROOT LENGTH DENSITY DISTRIBUTION WITH DIRECT AND SENSOR BASED MEASUREMENTS OF CLAYPAN MORPHOLOGY - (Abstract Only)
Myers, D.B., Kitchen, N.R., Sudduth, K.A. 2003. Estimation of soybean root length density distribution with direct and sensor based measurements of claypan morphology [abstract][CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
INTEGRATING SOIL PROPERTIES AND CROP PRODUCTIVITY IN THE DEVELOPMENT OF NUTRIENT MANAGEMENT ZONES - (Abstract Only)
CLAY, D., CHANG, J., KITCHEN, N.R., CARLSON, G. 2003. INTEGRATING SOIL PROPERTIES AND CROP PRODUCTIVITY IN THE DEVELOPMENT OF NUTRIENT MANAGEMENT ZONES [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
RELATING ON-THE-GO-SOIL STRENGTH SENSOR DATA AND CONE INDEX - (Abstract Only)
CHUNG, S., SUDDUTH, K.A., KITCHEN, N.R., HUMMEL, J.W. 2003. RELATING ON-THE-GO-SOIL STRENGTH SENSOR DATA AND CONE INDEX. [abstract] [CD-ROM]. ASA-CSSA-SSSA Annual Meeting Abstracts.
DELINEATING PRODUCTIVITY ZONES ON CLAYPAN SOIL FIELDS USING APPARENT SOIL ELECTRICAL CONDUCTIVITY - (Peer Reviewed Journal)
Kitchen, N.R., Sudduth, K.A., Myers, B.D., Drummond, S.T., Hong, S.Y. 2005. Delineating productivity zones on claypan soil fields using apparent soil electrical conductivity. Computers and Electronics in Agriculture. 46:285-308.
COLLECTING REPRESENTATIVE SOIL SAMPLES FOR N AND P FERTILIZER RECOMMENDATIONS - (Popular Publication) - (23-Dec-02)
MANAGEMENT ZONE ANALYST (MZA): SOFTWARE FOR SUB-FIELD MANAGEMENT ZONE DELINEATION - (Peer Reviewed Journal)
Fridgen, J.L., Kitchen, N.R., Sudduth, K.A., Drummond, S.T., Wiebold, W.J., Fraisse, C.W. 2004. Management zone analyst (MZA): Software for sub-field management zone delineation. Agronomy Journal. 96:100-108.
COLLECTING REPRESENTATIVE SOIL SAMPLES FOR N AND P FERTILIZER RECOMMENDATIONS - (Peer Reviewed Journal)
CLAY, D.E., KITCHEN, N.R., CARLSON, C.G., KLEINJAN, J.L., TJENTLAND, W.A. COLLECTING REPRESENTATIVE SOIL SAMPLES FOR N AND P FERTILIZER RECOMMENDATIONS. CROP MANAGEMENT DOI:10.1094/CM-2002-1216-01-ma. 2002.
SENSOR DEVELOPMENT AND RADIOMETRIC CORRECTION FOR AGRICULTURAL APPLICATION (ARS 115 IS BEING SUBMITTED TO ADD AUTHORS - SEE LOG #128878 FOR ADDITIONAL AUTHORS. THESE AUTHORS ARE ACTUALLY #S 11 THRU 20) 1403 - (Peer Reviewed Journal)
HAVSTAD, K.M., JACKSON, T.J., KITCHEN, N.R., KUSTAS, W.P., MCGUIRE, M.R., PINTER JR, P.J., SUDDUTH, K.A., SCHEPERS, J.S., SCHMUGGE, T.J., STARKS, P.J. SENSOR DEVELOPMENT AND RADIOMETRIC CORRECTION FOR AGRICULTURAL APPLICATION (ARS 115 IS BEING SUBMITTED TO ADD AUTHORS - SEE LOG #128878 FOR ADDITIONAL AUTHORS. THESE AUTHORS ARE ACTUALLY #S 11 THRU 20) JOURNAL OF PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING. v.69(6). p. 705-718.
SENSIBLE SOIL SENSORS WELCOME - (Popular Publication) - (12-Nov-02)
PREDOMINANT PROPERTIES AFFECTING PROFILE SOIL ELECTRICAL CONDUCTIVITY IN THE US MIDWEST - (Abstract Only)
KITCHEN, N.R., SUDDUTH, K.A., BULLOCK, D.G., CLAY, D.E., THELEN, K.T., SCHULER, R.T., WIEBOLD, W.J., BATCHELOR, W.D. PREDOMINANT PROPERTIES AFFECTING PROFILE SOIL ELECTRICAL CONDUCTIVITY IN THE US MIDWEST. AGRONOMY ABSTRACTS. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY. MADISON, WI.
SOIL QUALITY OF CLAYPAN SOILS ASSESSED USING SENSOR BASED SOIL EC AND TERRAIN ATTRIBUTES - (Abstract Only)
JUNG, W., KITCHEN, N.R., SUDDUTH, K.A. SOIL QUALITY OF CLAYPAN SOILS ASSESSED USING SENSOR BASED SOIL EC AND TERRAIN ATTRIBUTES. AGRONOMY ABSTRACTS. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY, MADISON, WI.
SPATIAL VARIABILITY OF OPTIMUM N RATE FOR CORN - (Abstract Only)
SCHARF, P.C., LORY, J.A., KITCHEN, N.R., SUDDUTH, K.A., DAVIS, J.G. SPATIAL VARIABILITY OF OPTIMUM N RATE FOR CORN. AGRONOMY ABSTRACTS. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY, Madison, WI.
SOIL PHOSPHOROUS SPATIAL DISTRIBUTION IN PASTURES RECEIVING POULTRY LITTER APPLICATIONS - (Abstract Only)
WASHBURN, C.S., MOTAVALLI, P., KITCHEN, N.R., POTTER, D.K. SOIL PHOSPHOROUS SPATIAL DISTRIBUTION IN PASTURES RECEIVING POULTRY LITTER APPLICATIONS. AGRONOMY ABSTRACTS. 2002. CD-ROM (UNPAGINATED) AMERICAN SOCIETY OF AGRONOMY. MADISON, WI.
ESTIMATING WITHIN-FIELD VARIATIONS IN SOIL PROPERTIES FROM AIRBORNE HYPERSPECTRAL IMAGES - (Proceedings)
Hong, S.Y., Sudduth, K.A., Kitchen, N.R., Drummond, S.T., Palm, H.L., Wiebold, W.J. 2002. Estimating within-field variations in soil properties from airborne hyperspectral images. Pecora Conference Land Satellite Information in the Next Decade. American Society of Photogrammetry and Remote Sensing. Bethesda, Maryland
SOIL ELECTRICAL CONDUCTIVITY AND OTHER SOIL AND LANDSCAPE PROPERTIES RELATED TO YIELD FOR THREE CONTRASTING SOIL AND CROP SYSTEMS - (Peer Reviewed Journal)
KITCHEN, N.R., DRUMMOND, S.T., LUND, E.D., SUDDUTH, K.A., BUCHLEITER, G.W. SOIL ELECTRICAL CONDUCTIVITY AND OTHER SOIL AND LANDSCAPE PROPERTIES RELATED TO YIELD FOR THREE CONTRASTING SOIL AND CROP SYSTEMS. AGRONOMY JOURNAL. 2003. V. 95. P. 483-495.
COMPARISON OF ELECTROMAGNETIC INDUCTION AND DIRECT SENSING OF SOIL ELECTRICAL CONDUCTIVITY - (Peer Reviewed Journal)
SUDDUTH, K.A., KITCHEN, N.R., BOLLERO, G.A., BULLOCK, D.G. COMPARISON OF ELECTROMAGNETIC INDUCTION AND DIRECT SENSING OF SOIL ELECTRICAL CONDUCTIVITY. AGRONOMY JOURNAL. 2003. V. 95. P. 472-482.
STATISTICAL AND NEURAL METHODS FOR SITE-SPECIFIC YIELD PREDICTION - (Peer Reviewed Journal)
DRUMMOND, S.T., SUDDUTH, K.A., JOSHI, A., BIRRELL, S.J., KITCHEN, N.R. STATISTICAL AND NEURAL METHODS FOR SITE-SPECIFIC YIELD PREDICTION. TRANSACTIONS OF THE AMERICAN SOCIETY OF AGRICULTURAL ENGINEERS. 2003. V. 46(1). P. 5-14.
BEFORE YOU VARIABLY APPLY, UNDERSTAND WHY: LESSONS FROM MISSOURI PRECISION AGRICULTURE RESEARCH - (Proceedings)
KITCHEN, N.R., SUDDUTH, K.A., HONG, S. BEFORE YOU VARIABLY APPLY, UNDERSTAND WHY: LESSONS FROM MISSOURI PRECISION AGRICULTURE RESEARCH. PROCEEDINGS KOREAN ANNUAL CONFERENCE ON PRECISION AGRICULTURE. 2002. RURAL DEVELOPMENT ADMINISTRATION, SUWON, KOREA. P. 45-66.
SOIL STRENGTH SENSING FOR QUANTIFYING WITHIN-FIELD VARIABILITY - (Other)
Sudduth, K.A., Kitchen, N.R., Drummond, S.T., Bollero, G.A., Bullock, D.G., Chung, S. 2002. Soil strength sensing for quantifying within-field variability. American Society of Agricultural Engineers. Paper No. 021182. CDROM.
PROCEDURES FOR EVALUATING UNSUPERVISED CLASSIFICATION TO DERIVE MANAGEMENT ZONES - (Proceedings)
KITCHEN, N.R., FRIDGEN, J.J., SUDDUTH, K.A., DRUMMOND, S.T., WIEBOLD, W.J., FRAISSE, C.W. PROCEDURES FOR EVALUATING UNSUPERVISED CLASSIFICATION TO DERIVE MANAGEMENT ZONES. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY. MADISON, WI.
CHARACTERIZING FIELD-SCALE SOIL VARIABILITY ACROSS THE MIDWEST WITH SOIL ELECTRICAL CONDUCTIVITY - (Proceedings)
SUDDUTH, K.A., KITCHEN, N.R., BATCHELOR, W.D., BOLLERO, G.A., BULLOCK, D.G., CLAY, D.E., PALM, H.L., WIEBOLD, W.J., PIERCE, F.J., SCHULER, R.T. CHARACTERIZING FIELD-SCALE SOIL VARIABILITY ACROSS THE MIDWEST WITH SOIL ELECTRICAL CONDUCTIVITY. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY, MADISON, WI. 2002.
LANDFORM, SOIL MORPHOLOGY, AND TILLAGE EFFECTS ON SOYBEAN ROOT DISTRIBUTION FOR CLAYPAN SOILS - (Abstract Only)
MYERS, D.B., KITCHEN, N.R., SUDDUTH, K.A., FRAISSE, C.W. LANDFORM, SOIL MORPHOLOGY, AND TILLAGE EFFECTS ON SOYBEAN ROOT DISTRIBUTION FOR CLAYPAN SOILS. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY, MADISON, WI.
AERIAL PHOTOGRAPHY USED TO ASSESS SPATIALLY VARIABLE CORN NITROGEN NEED - (Proceedings) - (17-Jul-02)
NEURAL NETWORK ANALYSIS OF SITE-SPECIFIC SOIL, LANDSCAPE AND YIELD DATA - (Proceedings)
DRUMMOND, S.T., SUDDUTH, K.A., KITCHEN, N.R., BATCHELOR, W.D., BOLLERO, G.A., BULLOCK, D.G., CLAY, D.E., PALM, H.L., WIEBOLD, W.J., PIERCE, F.J. NEURAL NETWORK ANALYSIS OF SITE-SPECIFIC SOIL, LANDSCAPE AND YIELD DATA. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. 2002. CD-ROM (UNPAGINATED). AGRONOMY SOCIETY OF AMERICA. MADISON, WI.
COMBINING REMOTE SENSING AND CROP GROWTH MODELS TO ESTIMATE WITHIN-FIELD VARIABILITY - (Proceedings)
HONG, S.Y., SUDDUTH, K.A., KITCHEN, N.R., FRAISSE, C.W., PALM, H.L., WIEBOLD, W.J. COMBINING REMOTE SENSING AND CROP GROWTH MODELS TO ESTIMATE WITHIN-FIELD VARIABILITY. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY. MADISON, WI.
THE ZONES PROJECTS: UNDERSTANDING SOYBEAN YIELD VARIABILITY - (Abstract Only)
PALM, H.L., WIEBOLD, W.J., KITCHEN, N.R., SUDDUTH, K.A., BATCHELOR, W.D., CLAY, D.E., PIERCE, F.J., SCHULER, R.T., THELEN, K.D. THE ZONES PROJECTS: UNDERSTANDING SOYBEAN YIELD VARIABILITY. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY. MADISON, WI.
FIELD-SCALE EVALUATION OF VARIABLE N RATE RECOMMENDATIONS FOR CORN - (Abstract Only)
SCHARF, P.C., KITCHEN, N.R., SUDDUTH, K.A., DAVIS, J.G., LORY, J. FIELD-SCALE EVALUATION OF VARIABLE N RATE RECOMMENDATIONS FOR CORN. PROCEEDINGS 6TH INTERNATIONAL CONFERENCE ON PRECISION AGRICULTURE. 2002. CD-ROM (UNPAGINATED). AMERICAN SOCIETY OF AGRONOMY. MADISON, WI.
LESSONS LEARNED FROM MULTI-DISCIPLINARY RESEARCH OF CORN/SOYBEAN SYSTEMS - (Peer Reviewed Journal) - (12-Jun-02)
USING AIRBORNE HYPERSPECTRAL AND SATELLITE MULTISPECTRAL DATA TO QUANTIFY WITHIN-FIELD SPATIAL VARIABILITY - (Peer Reviewed Journal)
Hong, S.Y., Sudduth, K.A., Kitchen, N.R., Palm, H.L., Wiebold, W.J. 2002. Using airborne hyperspectral and satellite multispectral data to quantify within-field spatial variability. Korean Journal of Precision Agriculture. 1(1):82-98.
REMOTE SENSING FOR NITROGEN MANAGEMENT - (Peer Reviewed Journal)
SCHARF, P.C., SCHMIDT, J.P., KITCHEN, N.R., SUDDUTH, K.A., HONG, S.Y., LORY, J.A., DAVIS, J.G. REMOTE SENSING FOR NITROGEN MANAGEMENT. JOURNAL OF SOIL AND WATER CONSERVATION. V. 57(6). P. 518-524.
SITE-SPECIFIC EVALUATION OF THE CROPGRO-SOYBEAN MODEL ON MISSOURI CLAYPAN SOILS - (Peer Reviewed Journal)
WANG, F., FRAISSE, C., KITCHEN, N.R., SUDDUTH, K.A. SITE-SPECIFIC EVALUATION OF THE CROPGRO-SOYBEAN MODEL ON MISSOURI CLAYPAN SOILS. AGRICULTURAL SYSTEMS. 2003. V. 79. P. 985-1005.
ESTIMATING WITHIN-FIELD VARIATIONS IN SOIL PROPERTIES FROM AIRBORNE HYPERSPECTRAL IMAGES - (Abstract Only) - (13-Mar-02)
SITE-SPECIFIC EVALUATION OF CROP MODELS ON MISSOURI CLAYPAN SOILS - (Abstract Only) - (13-Mar-02)
WHAT IS THE BEST METHOD FOR RELATING MAPPED YIELD DATA WITH OTHER DATA? - (Proceedings) - (24-Jan-02)
BETWEEN-ROW MOWING + BANDED HERBICIDE TO CONTROL ANNUAL WEEDS AND REDUCE HERBICIDE USE IN NO-TILL SOYBEAN (GLYCINE MAX) AND CORN (ZEA MAYS) - (Abstract Only) - (30-Dec-01)
ECONOMIC AND ENVIRONMENTAL EVALUATION OF VARIABLE RATE NITROGEN AND LIME APPLICATION FOR CLAYPAN SOIL FIELDS - (Peer Reviewed Journal)
WANG, D., PRATO, T., QIU, Z., KITCHEN, N.R., SUDDUTH, K.A. ECONOMIC AND ENVIRONMENTAL EVALUATION OF VARIABLE RATE NITROGEN AND LIME APPLICATION FOR CLAYPAN SOIL FIELDS. PRECISION AGRICULTURE. 2003. V. 4. P. 35-52.
DETECTING SPATIALLY VARIABLE CORN NITROGEN NEEDS USING GREEN REFLECTANCE FROM 35 MM PHOTOGRAPHS - (Proceedings) - (15-Nov-01)
EVALUATING CLAYPAN SOIL PRODUCTIVITY USING SENSORS AND SOIL SAMPLING - (Proceedings)
Jung, W., Kitchen, N.R., Sudduth, K.A. 2001. Evaluating claypan soil productivity using sensors and soil sampling. In: Proceedings Third International Conference on Geospatial Information in Agriculture and Forestry. Ann Arbor, Michigan. CDROM.
SITE-SPECIFIC EVALUATION OF THE CROPGRO-SOYBEAN MODEL ON MISSOURI CLAYPAN SOILS - (Abstract Only) - (07-Nov-01)
USING HYPERSPECTRAL REMOTE SENSING DATA TO QUANTIFY WITHIN-FIELD SPATIAL VARIABILITY - (Proceedings)
Hong, S.Y., Sudduth, K.A., Kitchen, N.R., Palm, H.L., Wiebold, W.J. 2001. Using hyperspectral remote sensing data to quantify within-field spatial variability. In: Proceedings Third International Conference on Geospatial Information in Agriculture And Forestry. Ann Arbor, Michigan. CDROM.
PREDICTING CORN AND SOYBEAN GRAIN QUALITY AND NUTRIENT CONTENT USING HYPERSPECTRAL IMAGERY, TOPOGRAPHIC ATTRIBUTES, AND SOIL CHARACTERISTICS - (Other) - (07-Nov-01)
ANALYSIS OF SOIL, TOPOGRAPHIC, AND YIELD DATA USING NESTED VARIOGRAMS - (Proceedings)
Chung, S., Sudduth, K.A., Drummond, S.T., Kitchen, N.R. 2001. Analysis of soil, topographic, and yield data using nested variograms. In: Proceedings Third International Conference on Geospatial Information in Agriculture and Forestry. Ann Arbor, Michigan. CDROM.
RELATING CORN AND SOYBEAN YIELD WITH SENSOR BASED AND GRID-SAMPLED SOIL PROPERTIES - (Abstract Only) - (26-Oct-01)
INTERACTIONS OF SOIL AND LANDSCAPE PROPERTIES ON CORN-SOYBEAN YIELD VARIABILITY IN THE US MIDWEST - (Abstract Only) - (26-Oct-01)
SITE-SPECIFIC APPLICATION OF ALDICARB EFFECTS ON COTTON IN A MELOIDOGYNE INCOGNITA INFESTED FIELD - (Peer Reviewed Journal)
WRATHER, J.A., STEVENS, W.E., KIRKPATRICK, T.L., KITCHEN, N.R. SITE-SPECIFIC APPLICATION OF ALDICARB EFFECTS ON COTTON IN A MELOIDOGYNE INCOGNITA INFESTED FIELD. JOURNAL OF NEMATOLOGY. 2002. V. 34. P. 115-119.
EDUCATIONAL NEEDS OF PRECISION AGRICULTURE - (Peer Reviewed Journal)
KITCHEN, N.R., SNYDER, C.J., FRANZEN, D.W., WIEBOLD, W.J. EDUCATIONAL NEEDS OF PRECISION AGRICULTURE. PRECISION AGRICULTURE. 2002. V. 3. P. 341-351.
MULTIVARIATE AND GEOSTATISTICAL TECHNIQUES FOR PREDICTING SOIL DRAINAGE CLASS - (Proceedings) - (20-Jun-01)
ON-FARM TECHNOLOGIES AND PRACTICES TO IMPROVE NITROGEN USE EFFICIENCY - (Book / Chapter) - (31-May-01)
BETWEEN-ROW MOWING + BANDED HERBICIDE TO CONTROL ANNUAL WEEDS AND REDUCE HERBICIDE USE IN NO-TILL SOYBEAN (GLYCINE MAX) AND CORN (ZEA MAYS) - (Peer Reviewed Journal)
Donald, W.W., Kitchen, N.R., Sudduth, K.A. 2000. Between-row mowing + banded herbicide to control annual weeds and reduce herbicide use in no-till soybean (glycine max) and corn (zea mays). Weed Technology. 15:576-584.
USING SOIL ELECTRICAL CONDUCTIVITY IN PRECISION AGRICULTURE - (Proceedings) - (01-Mar-01)
RESIDUAL PHOSPHORUS DISTRIBUTION AND SORPTION IN STARTER FERTILIZER BANDS APPLIED IN NO-TILL CULTURE - (Peer Reviewed Journal) - (10-Feb-01)
CORN AND SOYBEAN YIELD RESPONSE TO P AND K AT DIFFERENT LANDSCAPE POSITIONS - (Proceedings) - (16-Nov-00)
DELINEATION METHODS FOR ZONE SAMPLING AND MANAGEMENT OF NUTRIENTS - (Abstract Only) - (09-Nov-00)
DEVELOPMENT AND EVALUATION OF SOFTWARE FOR DELINEATION AND ANALYSIS OF SITE-SPECIFIC MANAGEMENT ZONES - (Abstract Only) - (09-Nov-00)
BETWEEN-ROW MOWING + BANDED HERBICIDE TO CONTROL ANNUAL WEEDS AND REDUCE HERBICIDE USE IN NO-TILL SOYBEAN (GLYCINE MAX) AND CORN (ZEA MAYS) - (Abstract Only) - (09-Nov-00)
FIELD-SCALE EVALUATION OF INNOVATIVE N MANAGEMENT SYSTEMS FOR CORN - (Abstract Only) - (09-Nov-00)
EQUIPMENT AND PROCEDURES FOR SOIL EC MEASUREMENTS - (Abstract Only) - (09-Nov-00)
SOIL ELECTRICAL CONDUCTIVITY MAPPING - (Other) - (01-Nov-00)
ACCURACY ISSUES IN ELECTROMAGNETIC INDUCTION SENSING OF SOIL ELECTRICAL CONDUCTIVITY FOR PRECISION AGRICULTURE - (Peer Reviewed Journal)
Sudduth, K.A., Drummond, S.T., Kitchen, N.R. 2001. Accuracy issues in electromagnetic induction sensing of soil electrical conductivity for precision agriculture. Computers and Electronics in Agriculture. 31:239-264.
DELINEATION OF SITE-SPECIFIC MANAGEMENT ZONES BY UNSUPERVISED CLASSIFICATION OF TOPOGRAPHIC ATTRIBUTES AND SOIL ELECTRICAL CONDUCTIVITY - (Peer Reviewed Journal)
Fraisse, C.W., Sudduth, K.A., Kitchen, N.R. 2001. Delineation of site-specific management zones by unsupervised classification of topographic attributes and soil electrical conductivity. Transactions of the American Society of Agricultural Engineers. 44(1):155-166.
INFLUENCE OF CLAYPAN-SOIL TOPSOIL THICKNESS AND FERTILITY FACTORS ON CORN AND SOYBEAN YIELD - (Proceedings) - (19-Jul-00)
VARIABILITY OF SOIL AND LANDSCAPE ATTRIBUTES WITHIN SUB-FIELD MANAGEMENT ZONES - (Abstract Only) - (19-Jul-00)
ESTIMATION OF A SOIL PRODUCTIVITY INDEX ON CLAYPAN SOILS USING SOIL ELECTRICAL CONDUCTIVITY - (Proceedings) - (19-Jul-00)
EVALUATION OF A SOIL CONDUCTIVITY SENSING PENETROMETER - (Other) - (13-Jul-00)
CHARACTERIZING SOIL PHYSICAL AND CHEMICAL PROPERTIES INFLUENCING CROP YIELDUSING SOIL ELECTRICAL CONDUCTIVITY - (Proceedings) - (12-Jan-00)
USING SITE-SPECIFIC NITROGEN FERTILIZER APPLICATION TO REDUCE NITRATE LOSSES - (Proceedings) - (12-Jan-00)
MEASURING AND INTERPRETING SOIL ELECTRICAL CONDUCTIVITY FOR PRECISION AGRICULTURE - (Proceedings) - (12-Jan-00)
SITE SPECIFIC FERTILIZER RECOMMENDATION METHODS TO IMPROVE NUTRIENT UTILIZATION - (Abstract Only) - (07-Oct-99)
EDUCATIONAL NEEDS IN PRECISION AGRICULTURE - (Abstract Only) - (07-Oct-99)
PREDICTORS OF WITHIN-FIELD VARIABILITY OF GRAIN NUTRIENT CONTENT FOR PRECISION AGRICULTURE - (Abstract Only) - (07-Oct-99)
PRECISION AGRICULTURE RESEARCH: LESSONS LEARNED IN CORN/SOYBEAN - (Abstract Only) - (07-Oct-99)
USING SITE-SPECIFIC NITROGEN APPLICATIONS TO IMPROVE WATER QUALITY - (Abstract Only) - (07-Oct-99)
FARMING SYSTEM EFFECTS ON HERBICIDE LOSS TO SURFACE RUNOFF - (Abstract Only) - (07-Oct-99)
PRECISION NITROGEN STRATEGIES FOR MIDWEST CLAYPAN SOILS - (Proceedings) - (08-Sep-99)
IMPROVING WATER QUALITY USING SITE-SPECIFIC APPLICATIONS OF NITROGEN FERTILIZER - (Proceedings) - (08-Sep-99)
INFLUENCE OF CROPPING SYSTEMS ON DISSOLVED NITROGEN AND ATRAZINE TRANSPORT IN SURFACE RUNOFF FROM CLAYPAN SOILS - (Proceedings) - (08-Sep-99)
QUANTIFYING SOIL AND LANDSCAPE VARIABILITY FOR PRECISION CROP MANAGEMENT - (Abstract Only) - (23-Aug-99)
DEVELOPING MANAGEMENT ZONES TO TARGET NITROGEN APPLICATIONS - (Other) - (09-Aug-99)
ELECTRICAL CONDUCTIVITY AS A CROP PRODUCTIVITY MEASURE FOR CLAYPAN SOILS - (Peer Reviewed Journal) - (29-Jul-99)
USE OF UNSUPERVISED CLUSTERING ALGORITHMS FOR DELINEATING WITHIN-FIELD MANAGEMENT ZONES - (Other) - (22-Jul-99)
FARMING SYSTEM EFFECTS ON NITRATE LOSS TO SURFACE RUNOFF - (Other) - (22-Jul-99)
CAN TOPSOIL THICKNESS HELP DETERMINE CROP PHOSPHOROUS AND POTASSIUM NEEDS? - (Trade Journal) - (15-Jun-99)
AN EVALUATION OF METHODS FOR DETERMINING SITE-SPECIFIC MANAGEMENT ZONES - (Proceedings) - (12-Nov-98)
DEVELOPMENT OF WITHIN-FIELD MANAGEMENT ZONES: SOIL SURVEY VERSUS A QUANTITATIVE MEASURE - (Proceedings) - (20-Jul-98)
SOIL CONDUCTIVITY SENSING ON CLAYPAN SOILS: COMPARISON OF ELECTROMAGNETIC INDUCTION AND DIRECT METHODS - (Proceedings) - (20-Jul-98)
EVALUATION OF CROP MODELS TO SIMULATE SITE-SPECIFIC CROP DEVELOPMENT AND YIELD - (Proceedings) - (20-Jul-98)
GIS-BASED INTEGRATED MODELING FOR SITE-SPECIFIC CROP MANAGEMENT - (Other) - (13-Jul-98)
RIDGE- AND MULCH-TILLAGE FARMING SYSTEMS EFFECTS ON HERBICIDE AND NITRATE CONTAMINATION OF ROOT-ZONE WATER FOR CLAYPAN SOILS - (Peer Reviewed Journal) - (11-Jun-98)
SOIL ELECTRICAL CONDUCTIVITY AS A CLAYPAN-SOIL CROP PRODUCTIVITY INDEX - (Abstract Only) - (02-Jun-98)
INTEGRATING SPATIAL DATA COLLECTION, MODELING AND ANALYSIS FOR PRECISION AGRICULTURE - (Proceedings) - (02-Jun-98)
ESTIMATION OF CLAYPAN DEPTH BY ELECTROMAGNETIC (EM) MEANS ON SANBORN FIELD - (Experiment Station) - (15-Jan-98)
SITE-SPECIFIC MANAGEMENT AND THE SEED INDUSTRY - (Proceedings) - (09-Dec-97)
USING ELECTROMAGNETIC INDUCTION TO CHARACTERIZE SOILS - (Trade Journal) - (04-Dec-97)
CORN NITROGEN NEEDS AS IMPACTED BY WITHIN-FIELD CHANGES IN LANDSCAPE AND SOIL TYPES - (Proceedings) - (03-Dec-97)
TOPSOIL THICKNESS INFLUENCE ON PHOSPHORUS AND POTASSIUM AVAILABILITY AND CROP RESPONSE - (Proceedings) - (20-Nov-97)
APPLICATION OF CROP SIMULATION MODELS TO PRECISION AGRICULTURE IN MISSOURI - (Abstract Only) - (29-Oct-97)
VARIABLE-RATE NITROGEN FERTILIZER CORN RESPONSE ON MISSOURI CLAYPAN AND ALLUVIAL SOILS - (Abstract Only) - (28-Oct-97)
RESIDUAL PHOSPHORUS FROM STARTER FERTILIZER BANDS APPLIED TO NO-TILL SYSTEMS - (Abstract Only) - (27-Oct-97)
ELECTROMAGNETIC INDUCTION AS A SOIL PRODUCTIVITY INDEX - (Abstract Only) - (10-Sep-97)
SPATIAL MODELING OF CROP YIELD USING SOIL AND TOPOGRAPHIC DATA - (Proceedings) - (09-Sep-97)
IMPACT OF HISTORICAL AND CURRENT FARMING SYSTEMS ON GROUND WATER NITRATE IN NORTHERN MISSOURI - (Peer Reviewed Journal) - (21-Apr-97)
EVALUATION OF STARTER FERTILIZER AND RESIDUAL STARTER PHOSPHORUS BANDS FOR NO-TILL CROPPING SYSTEMS - (Proceedings) - (04-Apr-97)
PROTECTING WATER RESOURCES WITH PRECISION AGRICULTURE - (Abstract Only) - (27-Feb-97)
Last Modified: 1/26/2009
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