Hunger signs in crops; a symposium, prepared by Firman E. Bear [and others.
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TextPublication details: Washington, American Society of Agronomy and National Fertilizer Association [1949]Edition: Rev., i.e. 2d, ed.]Description: xvi, 390 p. illus. (part col.) 27 cmSubject(s): DDC classification: - 581.13082
- QK867 .A5 1949
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"Selected references" at end of each chapter except the first.
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