Six-spined engraver beetle
By: William M. Ciesla
Contributors: United States. Forest Service
Series: Forest pest leaflet -- 141; Forest insect & disease leaflet -- 141.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1973
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Bark beetles
Notes: Caption title.

"October 1973."

Includes bibliographical references (p. 5-6).

Also available on the World Wide Web.