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- [7] Factors Affecting the Use of Conservation Tillage in the United States[J] . Noel D. Uri.Water, Air, and Soil Pollution . 1999 (3)
- [8] The Environmental Consequences of the Conservation Tillage Adoption Decision in Agriculture in the United States[J] . Noel D. Uri.Water, Air, and Soil Pollution . 1998 (1)