Birds as a factor in controlling insect depredations
By: by Clarence Cottam and Francis M. Uhler
Contributors: Uhler, F. M. (Francis Morey), 1902-1990; U.S. Fish and Wildlife Service
Edition: Rev.
Series: Wildlife leaflet -- 224; Wildlife leaflet -- 224.
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service
Published: 1942
Place of publication: Chicago, Illinois
Language: eng
Subjects: Insect pests; Biological control; Beneficial birds
Notes: Caption title.

"Reissued November 1942."

"This leaflet supersedes Wildlife leaflet BS-162, issued in May 1940 by the Bureau of Biological Survey."

Includes bibliographical references.