Riley, Charles V. (Charles Valentine), 1843-1895. 21901 Cotton worm; summary of its natural history, with an account of its enemies, and the best means of controlling it; being a report of progress of the work of the commission.

Riley, Charles V. (Charles Valentine), 1843-1895. 21901

Cotton worm; summary of its natural history, with an account of its enemies, and the best means of controlling it; being a report of progress of the work of the commission.

Washington, 1880.

A revised edition was published as the fourth report of the United States entomological commission.

Cotton leafworm.

Philadelphia Area Center for History of Science
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