Insects in relation to national defense
Subtitle: Insecticides and subsidiary materials
Publisher: U.S. Department of Agriculture, Bureau of Entomology and Plant Quarantine
Published: 1941
Place of publication: Washington, D.C.]
Language: eng
Number of pages: 87
Subjects: Insecticides
Other titles: Insecticides and subsidiary materials
Notes: Cover title.

"November 1941."

Includes bibliographical references (pages 86-87).

Library's copy bound with Circulars 1-20, 22-23.