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Subjects corn Remove constraint corn: corn Subjects accuracy Remove constraint accuracy: accuracy Subjects agricultural soils Remove constraint agricultural soils: agricultural soils

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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. Influence of animal manure application on the chemical structures of soil organic matter as investigated by advanced solid-state NMR and FT-IR spectroscopy

Description:: Includes references
Author:: Mao, Jingdong , Olk, Dan C. , Fang, Xiaowen , He, Zhongqi , Schmidt-Rohr, Klaus
Subject:: soil organic matter , humic acids , humates , chemical structure , cattle manure , mineral fertilizers , fertilizer application , agricultural soils , peptides , nuclear magnetic resonance spectroscopy , Fourier transform infrared spectroscopy , soil biochemistry , Zea mays , corn , crop yield , nitrogen , phosphorus , spectral analysis , accuracy
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2008