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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. Do Synergistic Relationships between Nitrogen and Water Influence the Ability of Corn to Use Nitrogen Derived from Fertilizer and Soil?

Description:
Includes references
Author:
Kim, K.I. , Clay, D.E. , Carlson, C.G. , Clay, S.A. , Trooien, T.
Subject:
Zea mays , corn , synergism , nitrogen , plant available water , nutrient use efficiency , nitrogen fertilizers , nutrient uptake , soil fertility , soil water content , fertilizer rates , urea , evapotranspiration , plant growth , mathematical models , South Dakota
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

3. Evaluating Multiple Indices from a Canopy Reflectance Sensor to Estimate Corn N Requirements

Description:
Includes references
Author:
Sripada, Ravi P. , Schmidt, John P. , Dellinger, Adam E. , Beegle, Douglas B.
Subject:
Zea mays , corn , nitrogen , plant nutrition , nutrient requirements , canopy , reflectance , remote sensing , nitrogen fertilizers , economic analysis , fertilizer rates , field experimentation , application timing , color , grain yield , mathematical models , equations , Pennsylvania
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

4. 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