Search National Agricultural Library Digital Collections
Displaying
all 2 items
start over
- Description:
- Includes references
- Author:
- MacKown, C.T. , Heitholt, J.J. , Rao, S.C.
- Subject:
- Triticum aestivum , winter wheat , grain crops , Glycine max , soybeans , field crops , forage legumes , forage crops , crop yield , cropping systems , crop rotation , double cropping , dryland farming , soil erosion , planting date , hay , nitrogen fixation , nitrogen fertilizers , fertilizer rates , fallow , conventional tillage , no-tillage , grazing , crude protein , Oklahoma
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2007
- Description:
- Includes references
- Author:
- Cavigelli, M.A. , Teasdale, J.R. , Conklin, A.E.
- Subject:
- Zea mays , corn , Triticum aestivum , wheat , Glycine max , soybeans , organic production , grain yield , long term experiments , crop yield , farming systems , no-tillage , crop rotation , chiseling , hay , nitrogen , nutrient availability , weeds , plant density , sustainable agriculture , Maryland
- Collection:
- Journal Articles, USDA Authors, Peer-Reviewed
- Year:
- 2008