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Subjects corn Remove constraint corn: corn Subjects no-tillage Remove constraint no-tillage: no-tillage Subjects alfalfa Remove constraint alfalfa: alfalfa
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1. Bulk density as a soil quality indicator during conversion to no-tillage

Description:
In the special issue: Soil quality as an indicator of sustainable tillage practices / edited by D.L. Karlen.
Author:
Logsdon, S.D. , Karlen, D.L.
Subject:
no-tillage , ridge tillage , conventional tillage , soil quality , soil compaction , bulk density , soil water content , loess soils , crop management , continuous cropping , crop rotation , corn , Zea mays , soybeans , Glycine max , alfalfa , Medicago sativa , crop yield , landscape position , agricultural watersheds , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2004

2. Is No-Tillage Enough? A Field-Scale Watershed Assessment of Conservation Effects

Description:
Includes references
Author:
Karlen, Douglas L. , Dinnes, Dana L. , Tomer, Mark D. , Meek, David W. , Cambardella, Cynthia A. , Moorman. Thomas B.
Subject:
no-tillage , contour farming , strip cropping , conservation practices , agricultural watersheds , watershed hydrology , soil fertility , crop yield , Zea mays , corn , Glycine max , soybeans , Medicago sativa , alfalfa , crop rotation , loess soils , thematic maps , fertilizer application , cost benefit analysis , Iowa
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2009

3. Profitability of Various Corn, Soybean, Wheat, and Alfalfa Cropping Systems

Description:
Includes references
Author:
Singer, J.W. , Chase, C.A. , Karlen, D.L.
Subject:
Zea mays , corn , continuous cropping , Glycine max , soybeans , crop rotation , Medicago sativa , alfalfa , cropping sequence , no-tillage , plowing , chiseling , grain yield , crop yield , costs and returns , profitability , New Jersey
Collection:
Journal Articles, USDA Authors, Peer-Reviewed
Year:
2003