The influence of tillage systems on corn yields and soil loss in Ohio, Indiana, Illinois and Iowa
By: by Harold R. Cosper
Contributors: United States. Department of Agriculture. Natural Resource Economics Division
Series: United States. Dept. of Agriculture. Economic Research Service. Natural Resource Economics Division. NRED working paper series; no. 54; NRED working paper series (United States Department of Agriculture, Natural Resource Economics Division) -- no. 55.
Publisher: Natural Resource Economics Division, Economics, Statistics, and Cooperatives Service, U.S. Dept. of Agriculture
Published: 1978
Place of publication: Washington
Language: eng
Number of pages: 57
Subjects: Tillage; Research; Erosion; Corn; Yields
Notes: Issued July 1978.

Bibliography: p. 55-57.