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2 research outputs found

The tobacco splitworm /

Author: Crumb S. E. (Samuel Ebb), 1880-
Morgan A. C. (Alfred Cookman), 1876-1931
Publication venue: Washington, D.C. :U.S. Dept. of Agriculture,1914.
Publication date: 01/01/1914
Field of study

no.59 (1914

Biodiversity Heritage Library OAI Repository

University of Michigan Library Digital Collections

Arsenate of lead as an insecticide against the tobacco hornworms /

Author: Morgan Alfred Cookman.
Parman Daniel Cleveland,
United States. Bureau of Entomology.
United States. Dept. of Agriculture.
Publication venue: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1913.
Publication date: 01/01/1913
Field of study

ser.2:no.17

Biodiversity Heritage Library OAI Repository

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