Bollworm
By: [illustrated by] A.D. Cushman
Contributors: United States. Bureau of Entomology and Plant Quarantine
Edition: Rev.
Series: Picture sheet -- no. 16 (revised); Picture sheet -- no. 16 (revised)
Publisher: Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Published: 1949
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Heliothis zea
Other titles: Bollworm (Heliothis armigera (Hbn.))
Notes: "Revised April 1949"--Page [2].