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Subjects nitrogen Remove constraint nitrogen: nitrogen Subjects United States Remove constraint United States: United States Year 2005 Remove constraint 2005: 2005

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1. Assimilation versus accumulation of macro- and micronutrients in soils: relations to livestock and poultry feeding operations

Description:: Includes references
Author:: Cole, N.A. , Schwartz, R.C. , Todd, R.W.
Subject:: poultry production , animal feeding operations , concentrated animal feeding operations , livestock production , nutrient management , animal manures , sustainable agriculture , nitrogen , phosphorus , nutrient retention , animal manure management , reduced tillage , conservation buffers , leaching , agricultural runoff , spatial variation , environmental protection , environmental impact , literature reviews , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2005

2. 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