Search National Agricultural Library Digital Collections
Limit your search
Authors
-
Halvorson, A.D. (11)[remove]
-
Reule, C.A. (5)
-
Mosier, A.R. (3)
-
Del Grosso, S.J. (2)
-
Liu, X.J. (2)
-
Nielsen, D.C. (2)
-
Zhang, F.S. (2)
-
Acosta-Martinez, V. (1)
-
Ahuja, L.R. (1)
-
Anapalli, S.S. (1)
- more »
Displaying items
1 - 10 of
11
start over
- Description:
- Includes references
- Author:
- Zobeck, T.M. , Halvorson, A.D. , Wienhold, B. , Acosta-Martinez, V. , Karlen, D.L.
- Subject:
- soil quality , nitrogen content , soil properties , soil management , conventional tillage , no-tillage , crop residues , crop rotation , Zea mays , corn , Hordeum vulgare subsp. vulgare , barley , Glycine max , soybeans , Phaseolus vulgaris , beans , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Archer, D.W. , Halvorson, A.D. , Reule, C.A.
- Subject:
- Zea mays , corn , irrigated farming , continuous cropping , conventional tillage , no-tillage , economic impact , profitability , clay loam soils , nitrogen fertilizers , grain yield , fertilizer rates , cost analysis , input prices , costs and returns , farm labor , environmental impact , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Anapalli, S.S. , Nielsen, D.C. , Ma, L. , Ahuja, L.R. , Vigil, M.F. , Halvorson, A.D.
- Subject:
- Triticum aestivum , wheat , grain crops , Zea mays , corn , simulation models , Root Zone Water Quality Model , rhizosphere , soil water , crop rotation , fallow , conventional tillage , no-tillage , soil water content , grain yield , evapotranspiration , leaf area index , dry matter accumulation , soil organic matter , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2005
- Description:
- Includes references
- Author:
- Halvorson, A.D. , Reule, C.A.
- Subject:
- Zea mays , corn , grain crops , Glycine max , soybeans , irrigation , no-tillage , nitrogen fertilizers , fertilizer rates , crop yield , grain yield , nutrient use efficiency , nitrogen , plant nutrition , nutrient availability , crop residues , height , seed shattering , mechanical harvesting , crop rotation , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2006
- Description:
- Includes references
- Author:
- Halvorson, A.D. , Renule, C.A.
- Subject:
- Zea mays , corn , grain crops , Hordeum vulgare , malting barley , nitrogen fertilizers , irrigated farming , no-tillage , grain yield , crop rotation , clay loam soils , irrigation water , fertigation , protein content , crop quality , nutrient use efficiency , nitrogen , crop residues , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2007
- Description:
- Includes references
- Author:
- Halvorson, A.D. , Mosier, A.R. , Reule, C.A. , Bausch, W.C.
- Subject:
- Zea mays , corn , continuous cropping , grain yield , nitrogen , nitrogen fertilizers , fertilizer rates , no-tillage , conventional tillage , nutrient availability , nutrient use efficiency , nutrient requirements , plant nutrition , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2006
- Description:
- Includes references
- Author:
- Halvorson, A.D. , Nielsen, D.C. , Reule, C.A.
- Subject:
- Triticum aestivum , winter wheat , crop rotation , Zea mays , corn , Sorghum bicolor , grain sorghum , fallow , dryland farming , nitrogen fertilizers , fertilizer application , application rate , grain yield , no-tillage , nutrient use efficiency , soil fertility , nitrate nitrogen , loam soils , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2004
- Description:
- In the special issue: the 4th USDA Greenhouse Gas Symposium. Paper presented at the 4th USDA Greenhouse Gas Symposium "Positioning Agriculture and Forestry to meet the Challenges of Climate Change", February 6-8, 2007, Baltimore, Maryland.
- Author:
- Halvorson, A.D. , Del Grosso, S.J. , Reule, C.A.
- Subject:
- gas emissions , greenhouse gases , nitrous oxide , nitrogen , tillage , crop rotation , irrigated farming , agricultural soils , nitrogen fertilizers , growing season , Zea mays , no-tillage , continuous cropping , corn , Phaseolus vulgaris , dry beans , Hordeum vulgare subsp. vulgare , fertilizer application , urea fertilizers , ammonium nitrate , linear models , conventional tillage , cropping sequence , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- In the special issue: the 4th USDA Greenhouse Gas Symposium. Paper presented at the 4th USDA Greenhouse Gas Symposium "Positioning Agriculture and Forestry to meet the Challenges of Climate Change", February 6-8, 2007, Baltimore, Maryland.
- Author:
- Del Grosso, S.J. , Halvorson, A.D. , Parton, W.J.
- Subject:
- irrigated farming , crop models , simulation models , gas emissions , nitrous oxide , crop yield , corn , Zea mays , agricultural soils , greenhouse gases , conventional tillage , soil organic carbon , no-tillage , nitrogen fertilizers , biogeochemical cycles , nitrogen , meteorological data , soil texture , land management , soil water content , estimation , nitrates , nitrification , model validation , soil microorganisms , community structure , Colorado
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Liu, X.J. , Mosier, A.R. , Halvorson, A.D. , Zhang, F.S.
- Subject:
- clay loam soils , soil air , nitric oxide , nitrous oxide , methane , carbon dioxide , gas emissions , no-tillage , conventional tillage , Zea mays , corn , continuous cropping , nitrogen fertilizers , urea , ammonium nitrate , air temperature , soil temperature , soil water , global warming
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2006
