No-tillage increases soil profile carbon and nitrogen under long-term rainfed cropping systems

Soil and Tillage Research - Tập 114 - Trang 28-36 - 2011
G.E. Varvel1, W.W. Wilhelm1
1USDA-Agricultural Research Service and Department of Agronomy, University of Nebraska, Lincoln, NE 68583, United States

Tài liệu tham khảo

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