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Series Bulletin of the U.S. Department of Agriculture. Remove constraint Bulletin of the U.S. Department of Agriculture.: Bulletin of the U.S. Department of Agriculture. Subjects crop yield Remove constraint crop yield: crop yield Subjects soil productivity Remove constraint soil productivity: soil productivity Subjects land management Remove constraint land management: land management Subjects crop production Remove constraint crop production: crop production

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1. A study of the value of crop rotation in relation to soil productivity

Author:: Weir, Wilbert Walter, 1882 , USDA
Subject:: crop rotation , fertilizers , yields , crop yield , crop production , soil productivity , long term experiments , research methods , land management , soil management , Crop rotation. , Soil productivity.
Physical description:: 68 p.
Collection:: Organic Roots Collection
Series:: Bulletin of the U.S. Department of Agriculture.
Part Of:: Bulletin of the U.S. Department of Agriculture.