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Subjects corn Remove constraint corn: corn Subjects agricultural soils Remove constraint agricultural soils: agricultural soils Subjects equations Remove constraint equations: equations

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1. A comparison of operational remote sensing-based models for estimating crop evapotranspiration

Description:: Includes references
Author:: Gonzalez-Dugo, M.P. , Neale, C.M.U. , Mateos, L. , Kustas, W.P. , Prueger, J.H. , Anderson, M.C. , Li, F.
Subject:: evapotranspiration , soil-plant-atmosphere interactions , remote sensing , models , reflectance , energy balance , estimation , equations , field crops , agricultural soils , canopy , temperature , water stress , Glycine max , soybeans , accuracy , simulation models , mathematical models , surface temperature , heat transfer , soil water content , rhizosphere , soil-atmosphere interactions , Zea mays , corn , grain crops , dryland farming , satellites , plant stress , vegetation , meteorological parameters , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

2. Modeling nitrate leaching with a biogeochemical model modified based on observations in a row-crop field in Iowa

Description:: Includes references
Author:: Li, Changsheng , Farahbakhshazad, Neda , Jaynes, Dan B. , Dinnes, Dana L. , Salas, William , McLaughlin, Dennis
Subject:: agricultural soils , nitrate nitrogen , leaching , soil water movement , biogeochemical cycles , simulation models , tile drainage , hydrologic models , water flow , equations , precipitation , soil texture , soil organic carbon , fertilizer application , application rate , adsorption , desorption , soybeans , corn , crop yield , nutrient uptake , soil nutrient balance , Iowa
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2006

3. Nitrogen Budget and Soil N Dynamics after Multiple Applications of Unlabeled or 15Nitrogen-Enriched Dairy Manure

Description:: Includes references
Author:: Muñoz, G.R. , Powell, J.M. , Kelling, K.A.
Subject:: nitrogen fertilizers , dairy manure , fertilizer application , agricultural soils , cropping systems , nitrate nitrogen , environmental fate , losses from soil , leaching , runoff , corn , Zea mays , nutrient uptake , isotope labeling , equations , application timing , application rate , seasonal variation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2003

4. Simulated Effects of Nitrogen Management and Soil Microbes on Soil Nitrogen Balance and Crop Production

Description:: Includes references
Author:: Ma, Liwang , Malone, R.W. , Jaynes, D.B. , Thorp, K.R. , Ahuja, L.R.
Subject:: agricultural soils , nitrogen , fertilizers , application rate , application timing , Root Zone Water Quality Model , simulation models , soil nutrient balance , soil microorganisms , population growth , carbon , equations , crop yield , corn , soybeans , Zea mays , Glycine max , crop production , tile drainage , nitrate nitrogen , losses from soil
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008

5. Simulating the fate of water in field soil--crop environment

Description:: Includes references
Author:: Cameira, M.R. , Fernando, R.M. , Ahuja, L. , Pereira, L.
Subject:: Root Zone Water Quality Model , agricultural soils , model validation , evapotranspiration , grain crops , plant growth , equations , mathematical models , silt loam soils , sandy soils , Zea mays , corn , irrigated soils , irrigated farming , grain yield , crop yield , forage crops , plant-water relations , Portugal
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005