Silver fir beetles
By: by Gerard M. Thomas and K.H. Wright
Contributors: Wright, Kenneth H.; United States. Forest Service
Series: Forest pest leaflet -- 60; Forest insect & disease leaflet -- 60.
Publisher: Dept. of Agriculture, Forest Service
Published: 1961
Place of publication: Washington, D.C.?]
Language: eng
Subjects: Bark beetles; Silver fir; Diseases and pests
Notes: "September 1961."

Caption title.

Includes bibliographical references (p. 7).

Also available on the World Wide Web.