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Studies in the Biology of the Mexican Cotton Boll Weevil on Short-staple Upland, Long-staple Upland, and Sea-island Cottons

Studies in the Biology of the Mexican Cotton Boll Weevil on Short-staple Upland, Long-staple Upland, and Sea-island Cottons

George Durward Smith — 1922
And conclusions. pp. 19.
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