Search National Agricultural Library Digital Collections

You searched for:

Authors Unger, P.W. Remove constraint Unger, P.W.: Unger, P.W. Year 1998 Remove constraint 1998: 1998 Subjects Triticum aestivum Remove constraint Triticum aestivum: Triticum aestivum

Displaying all 2 items start over

1. Aggregation of soil cropped to dryland wheat and grain sorghum

Description:: Includes references
Author:: Unger, P.W. , Jones, O.R. , McClenagan, J.D. , Stewart, B.A. , Soil Science Society of America.
Subject:: Mollisols , semiarid soils , soil management , stubble mulching , no-tillage , Triticum aestivum , Sorghum bicolor , fallow , crop rotation , dryland farming , soil water , water conservation , erosion control , soil conservation , soil aggregates , soil aggregation , soil water storage , Texas
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 1998

2. Long-term tillage and cropping systems affect bulk density and penetration resistance of soil cropped to dryland wheat and grain sorghum

Description:: Includes references
Author:: Unger, P.W. , Jones, O.R.
Subject:: agricultural soils , bulk density , soil penetration resistance , resistance to penetration , stubble mulching , minimum tillage , no-tillage , dryland farming , Triticum aestivum , Sorghum bicolor , clay loam soils , crop rotation , slope , depth , soil water content , soil strength , dry environmental conditions , regression analysis , equations , Great Plains region
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 1998