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The boll worm of cotton : a report of progress in a supplementary investigation of this insect

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By: Mally, Frederick W. (Frederick William),

Publication info: Washington, D.C, U.S. Dept. of Agriculture, Division of Entomology, 1891

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

Subjects: Cotton Diseases and pests Heliothis armigera Internet resource
Report on the boll worm of cotton (1893)

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By: Mally, Frederick W. (Frederick William),

Publication info: Washington, D.C, U.S. Dept. of Agriculture, Division of Entomology, 1893

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

Subjects: Cotton Diseases and pests Heliothis armigera Internet resource