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- Author:
- Weir, Wilbert Walter , 1882-
- Subject:
- Crop rotation , Soil productivity , crop rotation , fertilizers , yields , crop yield , crop production , soil productivity , long term experiments , research methods , land management , soil management
- Physical description:
- 68 p. : ill. ; 23 cm.
- Additional Author(s):
- Weir, Wilbert Walter , 1882-
- Collection:
- Organic Roots Collection
- Author:
- Weir, Wilbert Walter, 1882 , USDA
- Subject:
- crop rotation , fertilizers , yields , crop yield , crop production , soil productivity , long term experiments , research methods , land management , soil management , Crop rotation. , Soil productivity.
- Physical description:
- 68 p.
- Collection:
- Organic Roots Collection
- Series:
- Bulletin of the U.S. Department of Agriculture.
- Part Of:
- Bulletin of the U.S. Department of Agriculture.
- Description:
- Includes references
- Author:
- Alva, A.K. , Mattos, D. Jr. , Quaggio, J.A.
- Subject:
- Citrus sinensis , oranges , nitrogen fertilizers , fertigation , microirrigation , nutrient uptake , leaching , nutrient availability , crop yield , crop quality , nutrient use efficiency , literature reviews , long term experiments , orange juice , Citrus paradisi , grapefruits , groundwater contamination , nitrate nitrogen , rain
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
- Description:
- Includes references
- Author:
- Reeves, Philip G. , Nielsen, Emily J. , O'Brien-Nimens, Cynthia , Vanderpool, Richard A.
- Subject:
- men , women , volunteers , long term experiments , sunflower seed , mineral content , dietary minerals , cadmium , dietary nutrient sources , mineral metabolism , nutrient availability , peanuts , beta-N-acetylhexosaminidase , blood serum , erythrocytes , excretion , biomarkers , renal function , adverse effects , feces , nutrient intake , kidney diseases
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2001
- Description:
- Includes references
- Author:
- Jacinthe, P.A. , Lal, R. , Kimble, J.M.
- Subject:
- no-tillage , plowing , agricultural soils , soil microorganisms , biological activity in soil , mineralization , soil organic matter , carbon , carbon dioxide , long term experiments , rain , runoff , water erosion , sediment yield , nutrient availability , emissions , sediments , ammonium compounds , chiseling , soil organic carbon , Ohio
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2002
- Description:
- Includes references
- Author:
- Novak, J.M. , Bauer, P.J. , Hunt, P.G.
- Subject:
- soil organic carbon , carbon sequestration , loam soils , sand , conservation tillage , long term experiments , discing , sandy soils , soil-atmosphere interactions , carbon dioxide , greenhouse gases , gas emissions , South Carolina
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2007
- Description:
- Paper presented at the symposium on "Continuous dryland cropping in the Great Plains: What are the limits?" held 2003, Denver, Colorado.
- Author:
- Campbell, C.A. , Janzen, H.H. , Paustian, K. , Gregorich, E.G. , Sherrod, L. , Liang, B.C. , Zentner, R.P.
- Subject:
- Triticum aestivum , wheat , grain crops , fallow , soil water content , soil organic matter , climatic factors , literature reviews , long term experiments , crops , cropping systems , soil erosion , fertilizer application , cropping sequence , evaporation , slope , landscape position , tillage , soil fertility , topography , Great Plains region , Canada
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2005
- Description:
- Includes references
- Author:
- Hunt, P.G. , Karlen, D.L. , Matheny, T.A. , Quisenberry, V.L.
- Subject:
- sandy soils , coastal plain soils , soil organic matter , carbon , tillage , conservation tillage , Zea mays , Gossypium hirsutum , Glycine max , Triticum aestivum , crop rotation , long term experiments , soil depth , temporal variation , crop residues , South Carolina
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 1995
- Description:
- Includes references
- Author:
- Blanco-Canqui, H. , Lal, R. , Post, W.M. , Owens, L.B.
- Subject:
- Zea mays , corn , no-tillage , plant growth , grain yield , corn stover , crop residue management , long term experiments , biofuels , soil fertility , principal component analysis , seedling emergence , seedling growth , height , geographical variation , application rate , Ohio
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2006
- Description:
- Includes references
- Author:
- Balogh-Brunstad, Z. , Keller, C.K. , Bormann, B.T. , O'Brien, R. , Wang, D. , Hawley, G.
- Subject:
- soil , weathering , soil nutrients , nutrient uptake , Pinus resinosa , vegetation , nutrient offtake , calcium , magnesium , potassium , losses from soil , long term experiments , tree growth
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008
