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Authors
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Varvel, G.E. (15)
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Karlen, D.L. (7)
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Halvorson, A.D. (6)
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Peterson, T.A. (6)
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Mosier, A.R. (4)
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Reule, C.A. (4)
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Wilhelm, W.W. (4)
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Doran, J.W. (3)
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Kanwar, R.S. (3)
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Liu, X.J. (3)
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Displaying items
1 - 10 of
71
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- Description:
- Includes references
- Author:
- Lory, J.A. , Russelle, M.P. , Randall, G.W.
- Subject:
- Zea mays , continuous cropping , crop rotation , nitrogen fertilizers , crop yield , edaphic factors , temporal variation , dry matter accumulation , soil fertility , nitrogen , application rate , fertilizer requirements , cropping sequence , Minnesota
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1995
- Description:
- Includes references
- Author:
- Lory, J.A. , Russelle, M.P. , Peterson, T.A.
- Subject:
- nitrogen fertilizers , estimation , accuracy , crop rotation , continuous cropping , Zea mays , field crops , legumes , cover crops , Trifolium incarnatum , Glycine max , crop yield , fertilizer requirements , application rate , grains
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1995
- Description:
- Includes references.
- Author:
- Wood, C.W. , Edwards, J.H.
- Subject:
- tillage , conservation tillage , continuous cropping , crop rotation , Triticum aestivum , Zea mays , Glycine max , soil fertility , nitrogen , carbon , soil organic matter , crop residues , mineralization , nutrient availability , soil depth , biological activity in soil , subtropics , conventional tillage , Alabama
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1992
- Description:
- Includes references
- Author:
- Griffin, T.S. , Porter, G.A.
- Subject:
- Zea mays , corn , Solanum tuberosum , potatoes , Phaseolus vulgaris , beans , crop rotation , Trifolium pratense , cover crops , soil amendments , green manures , composting , carbon , nitrogen content , tillage , continuous cropping , soil organic matter , soil microorganisms , soil nutrient dynamics , Maine
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- In the special issue: Soil quality as an indicator of sustainable tillage practices / edited by D.L. Karlen.
- Author:
- Logsdon, S.D. , Karlen, D.L.
- Subject:
- no-tillage , ridge tillage , conventional tillage , soil quality , soil compaction , bulk density , soil water content , loess soils , crop management , continuous cropping , crop rotation , corn , Zea mays , soybeans , Glycine max , alfalfa , Medicago sativa , crop yield , landscape position , agricultural watersheds , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- Includes references
- Author:
- Varvel, G.E. , Schepers, J.S. , Francis, D.D.
- Subject:
- Zea mays , Glycine max , continuous cropping , crop rotation , nitrogen fertilizers , optimization , residual effects , soil , nitrogen content , stems , nitrate nitrogen , chlorophyll , nitrogen , nutrient availability , hybrids , application rate , fertilizer requirements , chemical constituents of plants , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1997
- Description:
- Includes references
- Author:
- Daberkow, Stan , Payne, James , Schepers, James
- Subject:
- Zea mays , corn , Glycine max , soybeans , continuous cropping , crop rotation , crop yield , grain yield , economic analysis , costs and returns , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- 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
- Description:
- In the series analytic : Rapid and far-reaching hydrologic processes in the vadose zone / edited by P.F. Germann.
- Author:
- Edwards, W.M. , Shipitalo, M.J. , Norton, L.D.
- Subject:
- watersheds , Zea mays , no-tillage , continuous cropping , water , groundwater contamination
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1988
- Description:
- Includes references.
- Author:
- Wilhelm, W.W. , Doran, J.W. , Power, J.F.
- Subject:
- Zea mays , Glycine max , continuous cropping , no-tillage , crop residues , soil water , soil temperature , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1986