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Subjects corn Remove constraint corn: corn Subjects estimation Remove constraint estimation: estimation Subjects nitrogen Remove constraint nitrogen: nitrogen
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1. Contribution of chlorophyll fluorescence to the apparent vegetation reflectance

Description:
In the special issue: Biochemistry of forested ecosystem / edited by Martin Novak, Melanie Vile and Merritt Turetsky. Paper presented at BIOGEOMON, the 5th International Symposium on Ecosystem Behaviour, June 25-30, 2006, University of California, Santa Cruz, California.
Author:
Campbell, P.K. Entcheva , Middleton, E.M. , Corp, L.A. , Kim, M.S.
Subject:
vegetation , chlorophyll , fluorescence , plant stress , environmental monitoring , carbon sequestration , estimation , reflectance , leaves , corn , Zea mays , soybeans , Glycine max , Acer , nitrogen , soil nutrients , nitrogen fertilizers , plant pigments , carbon , nitrogen content , remote sensing , species differences , Maryland
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008

2. Estimating Soil Mineralizable Nitrogen under Different Management Practices

Description:
Includes references
Author:
Mikha, M.M. , Rice, C.W. , Benjamin, J.G.
Subject:
nitrogen , mineralization , tillage , silt loam soils , corn , Zea mays , continuous cropping , no-tillage , conventional tillage , nitrogen fertilizers , fertilizer application , soil management , estimation , equations , animal manures , Kansas
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

3. Testing DAYCENT Model Simulations of Corn Yields and Nitrous Oxide Emissions in Irrigated Tillage Systems in Colorado

Description:
In the special issue: the 4th USDA Greenhouse Gas Symposium. Paper presented at the 4th USDA Greenhouse Gas Symposium "Positioning Agriculture and Forestry to meet the Challenges of Climate Change", February 6-8, 2007, Baltimore, Maryland.
Author:
Del Grosso, S.J. , Halvorson, A.D. , Parton, W.J.
Subject:
irrigated farming , crop models , simulation models , gas emissions , nitrous oxide , crop yield , corn , Zea mays , agricultural soils , greenhouse gases , conventional tillage , soil organic carbon , no-tillage , nitrogen fertilizers , biogeochemical cycles , nitrogen , meteorological data , soil texture , land management , soil water content , estimation , nitrates , nitrification , model validation , soil microorganisms , community structure , Colorado
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2008