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Authors
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Jaynes, D.B. (13)[remove]
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Colvin, T.S. (5)
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Kaspar, T.C. (5)
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Karlen, D.L. (4)
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Malone, R.W. (4)
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Thorp, K.R. (4)
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Meek, D.W. (3)
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Ahuja, L.R. (2)
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Cambardella, C.A. (2)
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Dinnes, D.L. (2)
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Displaying items
1 - 10 of
13
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- Description:
- Includes references
- Author:
- Karlen, D.L. , Dinnes, D.L. , Jaynes, D.B. , Hurburgh, C.R. , Cambardella, C.A. , Colvin, T.S. , Rippke, G.R.
- Subject:
- Zea mays , corn , grain crops , nitrogen fertilizers , soil fertility , nutrient management , nitrate nitrogen , drainage , losses from soil , fertilizer rates , crop models , fertilizer requirements , chlorophyll , plant nutrition , nutrient content , nitrates , grain yield , crop quality , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2005
- Description:
- Includes references
- Author:
- Jaynes, D.B. , Colvin, T.S.
- Subject:
- Zea mays , corn , Glycine max , soybeans , crop production , crop yield , nitrogen fertilizers , application rate , application timing , seasonal variation , nitrates , leaching , water pollution , drainage water , subsurface drainage
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2006
- Description:
- Includes references
- Author:
- Thorp, K.R. , Youssef, M.A. , Jaynes, D.B. , Malone, R.W. , Ma, L.
- Subject:
- agricultural watersheds , nitrogen , losses from soil , hydrologic models , agricultural management models , simulation models , subsurface drainage , drainage water , nitrogen fertilizers , fertilizer application , fertilizer rates , nitrate nitrogen , water pollution , crop production , Zea mays , corn , Glycine max , soybeans , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Jaynes, D.B. , Kaspar, T.C. , Moorman, T.B. , Parkin, T.B.
- Subject:
- nitrates , water pollution , bioreactors , subsurface drainage , tile drainage , hydrology , Zea mays , corn , Glycine max , soybeans , grain yield , extraction , denitrification , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Kladivko, E.J. , Frankenberger, J.R. , Jaynes, D.B. , Meek, D.W. , Jenkinson, B.J. , Fausey, N.R.
- Subject:
- nitrates , leaching , subsurface drainage , chiseling , Zea mays , corn , no-tillage , Glycine max , soybeans , crop rotation , water flow , fallow , spatial distribution , cover crops , trap crops , nitrogen fertilizers , fertilizer rates , crop yield , Indiana
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- Includes references
- Author:
- Kaspar, T.C. , Pulido, D.J. , Fenton, T.E. , Colvin, T.S. , Karlen, D.L. , Jaynes, D.B. , Meek, D.W.
- Subject:
- Zea mays , corn , Glycine max , soybeans , grain yield , agricultural soils , soil chemical properties , soil physical properties , soil fertility , spatial variation , topography , fields , landscapes , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- Includes references
- Author:
- Kaspar, T.C. , Jaynes, D.B. , Parkin, T.B. , Moorman, T.B.
- Subject:
- water pollution , nitrates , losses from soil , pollution load , tile drainage , subsurface flow , pollution control , agricultural runoff , cover crops , Secale cereale , crop rotation , Zea mays , corn , no-tillage , Glycine max , soybeans , Tripsacum dactyloides , conservation buffers , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2007
- Description:
- Includes references
- Author:
- Ma, Liwang , Malone, R.W. , Jaynes, D.B. , Thorp, K.R. , Ahuja, L.R.
- Subject:
- agricultural soils , nitrogen , fertilizers , application rate , application timing , Root Zone Water Quality Model , simulation models , soil nutrient balance , soil microorganisms , population growth , carbon , equations , crop yield , corn , soybeans , Zea mays , Glycine max , crop production , tile drainage , nitrate nitrogen , losses from soil
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Thorp, K.R. , Malone, R.W. , Jaynes, D.B.
- Subject:
- Zea mays , corn , grain yield , nitrogen fertilizers , fertilizer rates , fertilizer application , crop models , Root Zone Water Quality Model , simulation models , subsurface drainage , drainage water , losses from soil , leaching , nitrate nitrogen , long term experiments , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2007
- Description:
- Includes references
- Author:
- Martens, D.A. , Jaynes, D.B. , Colvin, T.S. , Kaspar, T.C. , Karlen, D.L.
- Subject:
- Zea mays , corn , Glycine max , soybeans , soil fertility , nitrogen , organic nitrogen compounds , crop rotation , grain yield , amino acids , galactosamine , soil test values , seasonal variation , ammonium nitrogen , soil water content , flooded conditions , soil microorganisms , glucosamine , ornithine , fertilizer requirements , nitrogen fertilizers , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2006