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United States Department of Agriculture

Agricultural Research Service

Research Project: CROP AND SOIL MANAGEMENT SYSTEMS FOR WATER QUALITY PROTECTION AND AGRICULTURAL SUSTAINABILITY

Location: Agroecosystem Management Research

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)

Management zone delineation techniques to aid in-season sensor based nitrogen application - (Proceedings)
Bereuter, A.M., Shanahan, J.F., Ferguson, R.B., Schlemmer, M.R. 2010. Management zone delineation techniques to aid in-season sensor based nitrogen application. In: Proceedings of the North Central Extension-Industry Soil Fertility Conference, November 17-18, 2010, Des Moines, Iowa. p.81-87.
Derivation of a Variable Rate Nitrogen Application Model for In-Season Fertilization of Corn - (Peer Reviewed Journal)
(18-May-10)
An Active Sensor Algorithm for Corn Nitrogen Recommendations Based on a Chlorophyll Meter Algorithm     Reprint Icon - (Peer Reviewed Journal)
Solari, F., Shanahan, J.F., Ferguson, R.B., Adamchuk, V.I. 2010. An Active Sensor Algorithm for Corn Nitrogen Recommendations Based on a Chlorophyll Meter Algorithm. Agronomy Journal. 102:1090-1098.
Seed treatments enhance photosynthesis in maize seedlings by reducing infection with Fusarium spp. and consequent disease development in maize     Reprint Icon - (Peer Reviewed Journal)
Rodriguez-Brljevich, C., Kanobe, C., Shanahan, J.F., Robertson, A.E. 2010. Seed treatments enhance photosynthesis in maize seedlings by reducing infection with Fusarium spp. and consequent disease development in maize. European Journal of Plant Pathology. 125:343-347. Available: http://www.springerlink.com/content/w411360561r31um3/
Uptake of point source depleted 15N fertilizer by neighboring corn plants     Reprint Icon - (Peer Reviewed Journal)
Hodgen, P.J., Ferguson, R.B., Shanahan, J.F., Schepers, J.S. 2009. Uptake of point source depleted 15N fertilizer by neighboring corn plants. Agronomy Journal. 101: 99-105. Available: http://agron.scijournals.org/cgi/reprint/101/1/99
Potential Harvestable Corn Cob Biomass in Several Production Systems in the Western Corn Belt - (Abstract Only)
Varvel, G.E., Wilhelm, W.W. 2008. Potential Harvestable Corn Cob Biomass in Several Production Systems in the Western Corn Belt. American Society of Agronomy, October 5-9,2008, Houston, Texas. Abstract No. 546-2.
Gaseous Losses of Nitrogen Other Than Through Denitrification - (Abstract Only)
Francis, D.D., Vigil, M.F., Moiser, A.R. 2008. Gaseous Losses of Nitrogen Other Than Through Denitrification [abstract] . ASA-SCCA-SSSA Annual Meeting, October 5-9, 2008, Houston, Texas. 2008 CDROM. Abstract No. 749.5.
An Active Sensor Nitrogen Application Algorithm for Corn Using a Chlorophyll Meter Based Sufficiency Index Concept - (Abstract Only)
Shanahan, J.F., Solari, F., Ferguson, R., Schepers, J.S. 2008. An Active Sensor Nitrogen Application Algorithm for Corn Using a Chlorophyll Meter Based Sufficiency Index Concept [abstract]. ASA-CSSA-SSSA Annual Meeting, October 5-9, 2008, Houston, Texas. 2008 CDROM Proceedings of 2008 Joint Annual Meetings of ASA. Abstract No. 43330.
Non-destructive determination of maize leaf and canopy chlorophyll content - (Peer Reviewed Journal)
Ciganda, V.S., Gitelson, A., Schepers, J.S. 2008. Non-destructive determination of maize leaf and canopy chlorophyll content. Journal of Plant Physiology. (In Press: 165: ) Available: http://dx.doi.org/10.1016/j.jplph.2008.03.004
Vertical Profile and Temporal Variation of Chlorophyll in Maize Canopy: Quantitative "Crop Vigor" Indicator by Means of Reflectance-Based Techniques - (Peer Reviewed Journal)
Ciganda, V.S., Gitelson, A., Schepers, J.S. 2008. Vertical Profile and Temporal Variation of Chlorophyll in Maize Canopy: Quantitative "Crop Vigor" Indicator by Means of Reflectance-Based Techniques. Agronomy Journal. 100:1409-1417.
Soil carbon levels in irrigated Western Corn Belt rotations - (Peer Reviewed Journal)
Varvel, G.E., Wilhelm, W.W. 2008. Soil carbon levels in irrigated Western Corn Belt rotations. Agronomy Journal. 100:1180-1184.
My Biomass, Your Biomass, Our Solution - (Peer Reviewed Journal)
Wilhelm, W.W. 2008. My Biomass, Your Biomass, Our Solution. Biofuels, Bioproducts, & Biorefining. 2:8-11.
Active Sensor Reflectance Measurements of Corn Nitrogen Status and Yield Potential - (Peer Reviewed Journal)
Solari, F., Shanahan, J.F., Ferguson, R., Schepers, J.S., Gitelson, A. 2008. Active Sensor Reflectance Measurements of Corn Nitrogen Status and Yield Potential. Agronomy Journal. 100:571-579
Evaluation of new active sensors on corn - (Abstract Only)
Schepers, J.S., Holland, K., Shanahan, J.F. 2007. Evaluation of new active sensors on corn. Agronomy Abstracts #193-5.
Active crop canopy sensor optimal spatial scale for in-season variable-rate nitrogen application in corn - (Abstract Only)
Roberts, D., Ferguson, R., Shanahan, J.F., Schepers, J.S. 2007. Active crop canopy sensor optimal spatial scale for in-season variable-rate nitrogen application in corn. Agronomy Abstracts #101-4.
Soil carbon levels in irrigated Western Corn Belt cropping systems - (Abstract Only)
Varvel, G.E., Wilhelm, W.W. 2007. Soil carbon levels in irrigated Western Corn Belt cropping systems. Agronomy Abstracts #204-2.
Climate and soil effects on resilience of corn grain yield - (Abstract Only)
Francis, D.D., Schepers, J.S., Varvel, G.E., Shanahan, J.F. 2007. Climate and soil effects on resilience of corn grain yield. Agronomy Abstracts #295-3.
Active sensor assessment of corn nitrogen status - (Abstract Only)
Shanahan, J.F., Solari, F., Ferguson, R., Schepers, J.S. 2007. Active sensor assessment of corn nitrogen status. Agronomy Abstracts #193-4.
Soils and waste management: a challenge to climate change - (Book / Chapter)
(12-Jul-07)
Corn Stover to Sustain Organic Carbon Further Constrains Biomass Supply     Reprint Icon - (Peer Reviewed Journal)
Wilhelm, W.W., Johnson, J.M., Karlen, D.L., Lightle, D. 2007. Corn Stover to Sustain Organic Carbon Further Constrains Biomass Supply. Agronomy Journal. 99:1665-1667.
Gaseous losses of nitrogen other than through denitrification - (Book / Chapter)
Francis, D.D., Vigil, M.F., Moiser, A.R. 2008. Gaseous losses of nitrogen other than through denitrification. In: J.S. Schepers and W.R. Raun, editors. Nitrogen in Agricultural Systems. Agronomy Monograph 49. Madison, WI: American Society of Agronomy. p. 255-279.
Last Modified: 4/20/2014
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