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Subjects corn Remove constraint corn: corn Subjects mathematical models Remove constraint mathematical models: mathematical models Subjects reflectance Remove constraint reflectance: reflectance

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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. 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

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. Modeling and Calibration of a Multi-Spectral Imaging Sensor for In-Field Crop Nitrogen Assessment

Description:: Includes references
Author:: Kim, Y. , Reid, J.F.
Subject:: Zea mays , corn , nitrogen content , plant stress , chlorophyll , reflectance , multispectral imagery , calibration , leaves , sensors , plant nutrition , mathematical models , automatic detection
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2006