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Year 2005 Remove constraint 2005: 2005 Subjects crop production Remove constraint crop production: crop production Subjects literature reviews Remove constraint literature reviews: literature reviews

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1. Evaluation of dairy manure nitrogen-15 enrichment methods on short-term crop and soil nitrogen budgets

Description:: Includes references
Author:: Powell, J.M. , Kelling, K.A. , Munoz, G.R. , Cusick, P.R.
Subject:: cover crops , crop production , crop management , cropping systems , field crops , grasses , costs and returns , crop yield , legumes , literature reviews , cattle manure , nitrogen , stable isotopes , isotope labeling , nitrogen content , soil amendments , soil nutrient balance , soil fertility , soil nutrients , agricultural soils , silt loam soils , nutrient uptake , Zea mays , corn , United States , Michigan
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005

2. Global soil nutrient depletion and yield reduction

Description:: Includes references
Author:: Tan, Z.X. , Lal, R. , Wiebe, K.D.
Subject:: soil fertility , soil quality , crop production , environmental factors , socioeconomic status , literature reviews , soil nutrient balance , environmental impact , grain crops , nitrogen , nitrogen fertilizers , fertilizer rates , soil degradation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005

3. Overview of agri-environmental programs in the European Union and the United States

Description:: Includes references
Author:: Cooper, Joseph , Claassen, Roger , Bernstein, Jason
Subject:: European Union , environmental programs , environmental policy , agricultural policy , literature reviews , soil erosion , erosion control , nutrients , agricultural runoff , water quality , wildlife habitats , land management , crop production , farm income , rural areas , landscape ecology , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005

4. Role of cover crops in improving soil and row crop productivity

Description:: Includes references
Author:: Fageria, N.K. , Baligar, V.C. , Bailey, B.A.
Subject:: eutrophication , literature reviews , cover crops , crop production , crop yield , soil quality , soil nutrients , organic matter , nitrogen fixation , dry matter accumulation , nutrient uptake , erosion control , weed control , soil biology , disease control , pest control
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005