Western balsam bark beetle activity and flight periodicity in the Northern Region
By: Ken Gibson, Sandy Kegley, and Bob Oakes
Contributors: Kegley, Sandy; Oakes, Bob; United States. Forest Service. Northern Region. Cooperative Forestry and Forest Health Protection
Series: Report -- 97-3; Report (United States. Forest Service. Northern Region. Cooperative Forestry and Forest Health Protection) -- 97-3.
Publisher: U.S. Forest Service, Northern Region], Cooperative Forestry and Forest Health Protection
Published: 1997
Place of publication: Missoula, Mont
Language: eng
Subjects: Western balsam bark beetle; Bark beetles; Abies lasiocarpa; Diseases and pests; Fir
Notes: Caption title.

"February 1997"

Includes bibliographical references (p. 4).