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Varvel, G.E. (34)[remove]
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Schepers, J.S. (9)
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Wilhelm, W.W. (9)
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Peterson, T.A. (7)
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Blackmer, T.M. (4)
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Francis, D.D. (3)
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Liebig, M.A. (3)
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Shanahan, J.F. (3)
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Yamoah, C.F. (3)
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Doran, J.W. (2)
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Displaying items
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34
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- Description:
- Includes references
- Author:
- Varvel, G.E. , Schepers, J.S. , Francis, D.D.
- Subject:
- meters (equipment) , Zea mays , nutrient deficiencies , soil nutrients , nitrogen , plant nutrition , chlorophyll , fertilizer application , fertilizer requirements , growing season , monitoring , grain yield , crop rotation , hybrids , nutrient management
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1997
- Description:
- Includes references
- Author:
- Varvel, G.E. , Wilhelm, W.W. , Shanahan, J.F. , Schepers, J.S.
- Subject:
- Zea mays , corn , nitrogen , plant nutrition , nitrogen fertilizers , fertilizer requirements , nutrient use efficiency , chlorophyll , grain yield , cropping systems , cultivars , chemical constituents of plants , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2007
- Description:
- Includes references
- Author:
- Blackmer, T.M. , Schepers, J.S. , Varvel, G.E. , Meyer, G.E.
- Subject:
- Zea mays , nitrogen fertilizers , nutrient availability , soil heterogeneity , aerial photography , nitrogen , nutrient deficiencies , crop yield , correlation , application rate , fertilizer requirements , variable rate application
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1997
- 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:
- Varvel, G.E. , Wilhelm, W.W.
- Subject:
- Zea mays , corn cobs , crop production , biomass , crop residues , bioenergy , dryland farming , nitrogen fertilizers , fertilizer rates , fertilizer application , irrigated farming , cropping systems , hybrids , crop yield , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Varvel, G.E. , Vogel, K.P. , Mitchell, R.B. , Follett, R.F. , Kimble, J.M.
- Subject:
- bioenergy , corn , Zea mays , Panicum virgatum , crop residues , no-tillage , field experimentation , corn stover , grain yield , ethanol production , cropping systems , nitrogen , soil fertility , dryland farming , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Wilhelm, W.W. , Varvel, G.E. , Schepers, J.S.
- Subject:
- Zea mays , corn , grain crops , corn stover , nitrogen content , nitrate nitrogen , soil fertility , internodes , stem nodes , nutrient uptake , nutrient transport , translocation (plant physiology) , nutrient excess , nutrient deficiencies , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2005
- Description:
- Includes references
- Author:
- Varvel, G.E.
- Subject:
- Zea mays , Glycine max , Sorghum bicolor , Avena sativa , Melilotus , Melilotus officinalis , crop rotation , genotype mixtures , long term experiments , crop yield , temporal variation , urea ammonium nitrate , dryland farming , application rate , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2000
- Description:
- Includes references
- Author:
- Liebig, M.A. , Varvel, G.E. , Doran, J.W. , Wienhold, B.J. , Soil Science Society of America.
- Subject:
- Zea mays , continuous cropping , crop rotation , Glycine max , Avena sativa , Trifolium pratense , soil organic matter , soil fertility , nitrogen , soil chemistry , soil microorganisms , application rate , soil organic carbon , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references.
- Author:
- Peterson, T.A. , Varvel, G.E.
- Subject:
- Zea mays , Glycine max , crop yield , crop rotation , nitrogen fertilizers , fertilizer application , continuous cropping , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1989
