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Subjects Soil productivity Remove constraint Soil productivity: Soil productivity Subjects yields Remove constraint yields: yields Collections Organic Roots Collection Remove constraint Organic Roots Collection: Organic Roots Collection

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

Author:: Weir, Wilbert Walter , 1882-
Subject:: Crop rotation , Soil productivity , crop rotation , fertilizers , yields , crop yield , crop production , soil productivity , long term experiments , research methods , land management , soil management
Physical description:: 68 p. : ill. ; 23 cm.
Additional Author(s):: Weir, Wilbert Walter , 1882-
Collection:: Organic Roots Collection