spruce beetle
By: Eward H. Holsten, R.W. Thier, and J.M. Schmid.
Contributors: Thier, R. W.; Schmid, J. M.; United States. Forest Service.
Edition: [Rev. Feb. 1991].
Series: Forest insect & disease leaflet -- 127.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1991
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 12
Subjects: Spruce bark beetles -- United States; Spruce bark beetles -- Canada; Trees -- Diseases and pests -- United States; Trees -- Diseases and pests -- Canada
Notes: Caption title.

Shipping list no.: 91-450-P.

Includes bibliographical references (p. 11).