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1. An Active Sensor Algorithm for Corn Nitrogen Recommendations Based on a Chlorophyll Meter Algorithm

Description:
Includes references
Author:
Solari, Fernando , Shanahan, John F. , Ferguson, Richard B. , Adamchuk, Viacheslav I.
Subject:
Zea mays , corn , nitrogen , plant nutrition , nutritional status , canopy , sensors , reflectance , algorithms , chlorophyll , nitrogen fertilizers , fertilizer rates , mathematical models , equations , nitrogen balance , accuracy , model validation , grain yield , irrigated farming
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

2. Dynamic effects of grain and energy prices on the catfish feed and farm sectors

Description:
Includes references
Author:
Muhammad, Andrew , Zheng, Hualu
Subject:
fish farming , catfish , agricultural economics , animal feeding , feed grains , corn , soybeans , food prices , energy costs , ethanol , distribution (economics) , mathematical models , equations , production costs , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

3. Herbicide transport to surface runoff from a claypan soil: Scaling from plots to fields

Description:
Includes references
Author:
Ghidey, F. , Baffaut, C. , Lerch, R.N. , Kitchen, N.R. , Sadler, E.J. , Sudduth, K.A.
Subject:
soil pollution , atrazine , metolachlor , herbicide residues , soil transport processes , measurement , runoff , surface water , claypan soils , water conservation , tillage , mulches , no-tillage , mathematical models , equations , water pollution , agricultural runoff , losses from soil , corn , soybeans , crop rotation , application rate , Missouri
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

4. Modeling Impacts of Tile Drain Spacing and Depth on Nitrate-Nitrogen Losses

Description:
In the special section: Artificial drainage.
Author:
Nangia, V. , Gowda, P.H. , Mulla, D.J. , Sands, G.R.
Subject:
tile drainage , nitrate nitrogen , losses from soil , mathematical models , simulation models , subsurface drainage , hydrologic models , crop yield , Glycine max , soybeans , Zea mays , corn , grain yield , Minnesota
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

5. Partitioning carbon dioxide and water vapor fluxes using correlation analysis

Description:
Includes references
Author:
Scanlon, Todd M. , Kustas, William P.
Subject:
carbon dioxide , water vapor , gas exchange , measurement , vegetation , ecosystems , photosynthesis , cell respiration , soil respiration , transpiration , evaporation , stomata , plant physiology , water use efficiency , mathematical models , Zea mays , corn , grain crops , accuracy , model validation , validity , measuring devices
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

6. Urea Decreases Nitrous Oxide Emissions Compared with Anhydrous Ammonia in a Minnesota Corn Cropping System

Description:
In the special section: Soil carbon sequestration and greenhouse gas mitigation / edited by Ronald F. Follett.
Author:
Venterea, Rodney T. , Dolan, Michael S. , Ochsner, Tyson E.
Subject:
Zea mays , corn , grain crops , urea , anhydrous ammonia , nitrogen fertilizers , fertilizer rates , nitrous oxide , gas emissions , greenhouse gases , long term experiments , Glycine max , soybeans , field crops , crop rotation , continuous cropping , carbon dioxide , crop residues , measurement , accuracy , equations , mathematical models , Minnesota
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010