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Subjects corn Remove constraint corn: corn Subjects crops Remove constraint crops: crops Subjects nitrogen Remove constraint nitrogen: nitrogen

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1. AnnAGNPS Model Application for Nitrogen Loading Assessment for the Future Midwest Landscape Study

Description:: Includes references
Author:: Yuan, Yongping , Mehaffey, Megan H. , Lopez, Ricardo , Bingner, Ronald L. , Bruins, Randy , Erickson, Caroline , Jackson, Michael A.
Subject:: nitrogen , pollution load , landscape ecology , ecosystem services , environmental models , crops , agricultural land , conservation areas , wetlands , lakes , streams , biofuels , nonpoint source pollution , watersheds , spatial data , simulation models , runoff , corn , Zea mays , crop rotation , Glycine max , conservation practices , water pollution , Illinois , Midwestern United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2011

2. Nitrogen concentration and dry-matter accumulation in maize crop: assessing maize nitrogen status with an allometric function and a chorophyll meter

Description:: Includes references
Author:: Yang, Yang , Timlin, Dennis J. , Fleisher, David H. , Lokhande, Suresh B. , Chun, Jong A. , Kim, Soo-Hyung , Staver, Kenneth , Reddy, V.R.
Subject:: aboveground biomass , biomass production , chlorophyll , corn , crop management , crops , dry matter accumulation , leaves , nitrogen , nitrogen content , shoots
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2012