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Protecting cotton from insects and plant diseases
1942
Fenton, F. A. (Frederick Azel) | Chester, K. Starr (Kenneth Starr)
National Agricultural Library - United States of America
Experiments toward the control of the take-all disease of wheat and the Phymatotrichum root rot of cotton 全文
1942
Clark, F. E. (Francis Eugene)
National Agricultural Library - United States of America
