A graphic method of interpreting response to fertilizer / by D.B. Ibach.
Material type:
TextSeries: Agriculture handbook (United States. Department of Agriculture) ; no. 93.Publication details: Washington, D.C. : U.S. Dept. of Agriculture, Agricultural Research Service, 1956.Description: ii, 27 p. : ill. ; 26 cmSubject(s): LOC classification: - S639 .I2
"Supersedes U.S. Bur. Agr. Econ., FM 105, Determining profitable use of fertilizers, 1953 / by D. B. Ibach and S. W. Mendum."
Includes bibliographical references.
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