Search National Agricultural Library Digital Collections
Limit your search
Authors
-
Karlen, D.L. (12)
-
Camp, C.R. (10)
-
Sadler, E.J. (10)
-
Schepers, J.S. (10)
-
Ahuja, L.R. (8)
-
Howell, T.A. (8)
-
Ma, L. (8)
-
Schneider, A.D. (8)
-
Singer, J.W. (8)
-
Cambardella, C.A. (7)
- more »
Displaying items
1 - 10 of
253
start over
- Description:
- Includes references
- Author:
- So, Yoon-Sup , Edwards, Jode
- Subject:
- Zea mays , corn , variety trials , cultivars , environmental factors , data analysis , statistical analysis , accuracy , genetic variance , genetic variation , genotype-environment interaction , genetic correlation , grain yield , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2009
- Description:
- Includes references
- Author:
- Sadler, E.J. , Camp, C.R. , Evans, D.E. , Usrey, L.J.
- Subject:
- center pivot irrigation , irrigated farming , coastal plain soils , precision agriculture , crop yield , grain yield , Zea mays , corn , Triticum aestivum , wheat , Glycine max , soybeans , crop rotation , irrigation rates , South Carolina
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1996
- 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:
- Solari, F. , Shanahan, J. , Ferguson, R. , Schepers, J. , Gitelson, A.
- Subject:
- Zea mays , corn , plant nutrition , nitrogen , grain yield , remote sensing , sensors , reflectance , nutrient use efficiency , chlorophyll , spectral analysis , plant development , developmental stages , precision agriculture , variable rate application
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Blackmer, T.M. , Schepers, J.S.
- Subject:
- Zea mays , corn , plant nutrition , soil nutrients , nitrogen , nitrates , grain yield , aerial photography , nitrogen fertilizers , fertilizer application
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1996
- Description:
- Includes references
- Author:
- Delate, K. , Cambardella, C.A.
- Subject:
- organic production , Zea mays , corn , Glycine max , soybeans , Avena sativa , oats , Medicago sativa , alfalfa , crop rotation , grain yield , organic certification , cover crops , composts , soil amendments , insect pests , Ostrinia nubilalis , Cerotoma trifurcata , weeds , plant density , soil fertility , costs and returns , Iowa
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- Includes references
- Author:
- O'Neill, P.M. , Shanahan, J.F. , Schepers, J.S. , Caldwell, B.
- Subject:
- Zea mays , corn , hybrids , grain yield , agronomic traits , plant-water relations , water stress , soil water deficit , nitrogen , soil fertility , nutrient availability , genotype-environment interaction , nutrition-genotype interaction , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- Includes references
- Author:
- Yost, Matt A. , Coulter, Jeffrey A. , Russelle, Michael P. , Sheaffer, Craig C. , Kaiser, Daniel E.
- Subject:
- Medicago sativa , Zea mays , alfalfa , corn , fertilizer rates , fertilizer use reduction , fine-textured soils , grain yield , nitrogen , nitrogen fertilizers , plants , potassium , prices , regrowth , silage , tillage , United States
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2012
- Description:
- Includes references
- Author:
- Solari, Fernando , Shanahan, John F. , Ferguson, Richard B. , Adamchuk, Viacheslav I.
- Subject:
- Zea mays , corn , nitrogen , plant nutrition , nutritional status , canopy , sensors , reflectance , algorithms , chlorophyll , nitrogen fertilizers , fertilizer rates , mathematical models , equations , nitrogen balance , accuracy , model validation , grain yield , irrigated farming
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2010
- 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
