Crop yield response to fertilizer in the United States [by D. B. Ibach and J. R. Adams.
Material type:
TextSeries: Statistical bulletin (United States. Department of Agriculture) ; no. 431.Publication details: Washington] U.S. Dept. of Agriculture, Economic Research Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1968]Description: 295 p. map. 29 cmSubject(s): LOC classification: - HD1751 .A5 no. 431
Cover title.
Supersedes U.S. Agricultural Research Service. Farm Economics Research Division. Fertilizer used on crops and pasture in the United States; 1954 estimates, issued as U.S. Dept. of Agriculture, Statistical bulletin, no. 216.
Bibliography: p. 11.
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