Biodiversity Heritage Library
By "Gaines, R. C. (Robert Callaway), 1898-"
Poisoning the cotton boll weevil /
By: Coad, B. R. (Bert Raymond), - Gaines, R. C. (Robert Callaway),
Publication info: Washington, D.C. :U.S. Dept. of Agriculture,
Holding Institution: U.S. Department of Agriculture, National Agricultural Library