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Subjects United States Remove constraint United States: United States Subjects cropping systems Remove constraint cropping systems: cropping systems
Displaying items 1 - 10 of 12 start over

1. "No-till" farming is a growing practice

Description:
Title from title screen (viewed Nov. 9, 2010).
Author:
Horowitz, John. , Ebel, Robert. , Ueda, Kohei 1981- , United States Dept. of Agriculture. Economic Research Service.
Subject:
No-tillage , United States , Statistics , Agricultural surveys , United States , tillage , Agricultural Resource Management Study , cropping systems , Conservation Effects Assessment Project , carbon sequestration , United States
Year:
2010

2. Agricultural Household Hedging With Off-Farm Income

Description:
Includes references
Author:
Blank, Steven C. , Erickson, Kenneth W.
Subject:
household income , farm families , rural development , farm income , farmers' attitudes , farm size , cropping systems , econometric models , regression analysis , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

3. Carbon sequestration in agricultural lands of the United States

Description:
Includes references
Author:
Morgan, Jack A. , Follett, Ronald F. , Allen, Leon Hartwell Jr. , Del Grosso, Stephen , Derner, Justin D. , Dijkstra, Feike , Franzluebbers, Alan , Fry, Robert , Paustian, Keith , Schoeneberger, Michele M.
Subject:
agricultural land , carbon sequestration , soil organic carbon , biogeochemical cycles , cropping systems , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2010

4. Comparing production practices and costs for continuous corn and corn-soybean cropping systems

Description:
Includes references
Author:
Daberkow, S. , Payne, J. , Schepers, J.
Subject:
crop production , cropping systems , corn , soybeans , crop yield , crop prices , continuous cropping , crop rotation , Zea mays , Glycine max , crop residues , crop residue management , nutrient management , fertilizer application , application rate , application timing , input costs , pest management , crop acreage , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2007

5. Curve numbers and Green-Ampt effective hydraulic conductivities

Description:
Includes references
Author:
Nearing, M.A. , Liu, B.Y. , Risse, L.M. , Zhang, X.
Subject:
runoff , soil erosion , rain , hydraulic conductivity , fallow , cropping systems , simulation models , prediction , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
1996

6. DAYCENT National-Scale Simulations of Nitrous Oxide Emissions from Cropped Soils in the United States

Description:
Includes references
Author:
Del Grosso, S.J. , Parton, W.J. , Mosier, A.R. , Walsh, M.K. , Ojima, D.S. , Thornton, P.E.
Subject:
greenhouse gases , nitrous oxide , gas emissions , climate change , soil nutrient dynamics , agricultural soils , simulation models , cropping systems , soil organic matter , soil texture , environmental factors , crop yield , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2006

7. Dynamic cropping systems: an adaptable approach to crop production in the Great Plains

Description:
Includes references
Author:
Tanaka, D.L. , Krupinsky, J.M. , Liebig, M.A. , Merrill, S.D. , Ries, R.E. , Hendrickson, J.R. , Johnson, H.A. , Hanson, J.D.
Subject:
cropping systems , crop production , decision making , economic analysis , crop rotation , crops , literature reviews , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2002

8. 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

9. Grass-based farming systems: soil conservation and environmental quality

Description:
Includes references
Author:
Singer, Jeremy W. , Franzluebbers, Alan J. , Karlen, Douglas L.
Subject:
field crops , crop production , land use change , grasses , forage grasses , crop yield , farming systems , cropping systems , crop rotation , sustainable agriculture , Conservation Reserve Program , forage legumes , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

10. Management of Dryland Cropping Systems in the U.S. Great Plains: Effects on Soil Organic Carbon

Description:
Includes references
Author:
Liebig, Mark A. , Mikha, M.M. , Potter, Kenneth N.
Subject:
soil organic carbon , cropping systems , dryland farming , carbon sequestration , greenhouse gases , agricultural soils , soil management , crop management , nutrient management , no-tillage , environmental credit trading , soil productivity , agroecosystems , intensive cropping , long term experiments , climatic factors , land use , Great Plains region , United States
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009