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Year 2004 Remove constraint 2004: 2004 Authors Torbert, H.A. Remove constraint Torbert, H.A.: Torbert, H.A.

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1. A hydraulic coring system for soil-root studies

Description:: Includes references
Author:: Prior, S.A. , Runion, G.B. , Torbert, H.A. , Erbach, D.C.
Subject:: core samplers , soil analysis , tractors , hydraulic systems , hydraulic motors
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

2. Elevated atmospheric CO2 effects on N fertilization in grain sorghum and soybean

Description:: Includes references
Author:: Torbert, H.A. , Prior, S.A. , Rogers, H.H. , Runion, G.B.
Subject:: elevated atmospheric gases , carbon dioxide , greenhouse gases , Glycine max , Sorghum bicolor , crop production , plant growth , nitrogen , soil fertility , legumes , loamy sand soils , fertilizer application , nitrogen fertilizers , isotope labeling , grain sorghum , soybeans , plant tissues , carbon nitrogen ratio , nutrient uptake , dry matter accumulation
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

3. Runoff water quality impact of variable rate sidedress nitrogen application

Description:: Includes references
Author:: Harmel, R.D. , Kenimer, A.L. , Searcy, S.W. , Torbert, H.A.
Subject:: precision agriculture , nitrogen fertilizers , application rate , soil fertility , water pollution , runoff , water quality , seasonal variation , Texas
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004

4. Water quality impacts of converting to a poultry litter fertilization strategy

Description:: Includes references
Author:: Harmel, R.D. , Torbert, H.A. , Haggard, B.E. , Haney, R. , Dozier, M.
Subject:: water pollution , agricultural watersheds , pastures , agricultural runoff , poultry manure , fertilizer application , fertilizer rates , water quality , chemical concentration , nitrogen , phosphorus , pollution load , Texas
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2004