Search National Agricultural Library Digital Collections
Displaying items
1 - 10 of
58
start over
- Description:
- Includes references
- Author:
- McDowell, R. , Sharpley, A.
- Subject:
- phosphorus , nutrient availability , silt loam soils , loam soils , soil fertility , soil test values , quantity-intensity relationships , Pennsylvania
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Franzluebbers, A.J. , Stuedemann, J.A. , Wilkinson, S.R. , Soil Science Society of America.
- Subject:
- Cynodon dactylon , phosphorus , soil fertility , poultry manure , grazing intensity , cattle , nutrient availability , Trifolium incarnatum , cover crops , soil depth , Georgia
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Morris, D.R. , Baligar, V.C. , Schuler, T.M. , Harmon, P.J.
- Subject:
- Trifolium , endangered species , nitrogen fixation , habitats , plant communities , botanical composition , stable isotopes , nitrogen , forage , nutritive value , protein content , soil pH , soil fertility , phosphorus , magnesium , isotope dilution technique , West Virginia
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Brink, G.E. , Rowe, D.E. , Sistani, K.R.
- Subject:
- Cynodon dactylon , nutrient uptake , crop yield , phosphorus , nitrogen , potassium , copper , air temperature , application rate , application timing , Mississippi
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Clay, D.E. , Kitchen, N. , Carlson, C.G. , Kleinjan, J.L. , Tjentland, W.A.
- Subject:
- fertilizer rates , fertilizers , agricultural soils , soil sampling , soil fertility , soil nutrients , nitrogen , phosphorus , spatial variation , fields , fertilizer application , nitrogen fertilizers , phosphorus fertilizers , fertilizer requirements
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- In the special issue: Conservation tillage and stratification of soil properties / edited by A. Franzluebbers. Paper presented at the 15th meeting of the International Soil Tillage Research Organization held July 2000, Fort Worth, Texas.
- Author:
- Zibilske, L.M. , Bradford, J.M. , Smart, J.R.
- Subject:
- no-tillage , conservation tillage , ridging , plowing , soil organic matter , carbon , nitrogen , nitrogen content , phosphorus , soil fertility , nutrient availability , semiarid soils , alkaline soils , subtropical soils , clay loam soils , soil depth , spatial variation , surface layers , long term experiments , sandy clay loam soils , Texas
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Hunt, P.G. , Szogi, A.A. , Humenik, F.J. , Rice, J.M. , Matheny, T.A. , Stone, K.C.
- Subject:
- pig manure , wastewater , waste lagoons , wastewater treatment , anaerobic digestion , constructed wetlands , Scirpus , Juncus effusus , Sparganium , Typha , nitrogen , phosphorus , denitrification , redox potential , nitrate nitrogen , North Carolina
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Ebeling, A.M. , Bundy, L.G. , Powell, J.M. , Andraski, T.W. , Soil Science Society of America.
- Subject:
- diet , cattle manure , land application , dairy cattle , phosphorus , cattle feeding , nutrient content , losses from soil , runoff , silt loam soils , soil fertility , nutrient uptake , Zea mays , crop yield , Wisconsin
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Vanotti, M.B. , Millner, P.D. , Hunt, P.G. , Ellison, A.Q.
- Subject:
- coliform bacteria , Escherichia coli , Enterococcus , Salmonella , liquid manure , pig manure , biological treatment , nitrification , denitrification , phosphorus , nitrogen
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Osborne, S.L. , Schepers, J.S. , Francis, D.D. , Schlemmer, M.R.
- Subject:
- Zea mays , phosphorus , nitrogen , nutrient deficiencies , remote sensing , nutrient-nutrient interactions , field experimentation , triple superphosphate , spectral analysis , application rate , ammonium nitrate , Nebraska
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
