Western spruce budworm 1/ control project on the Big Timber Ranger District, Gallatin National Forest, Montana
By: by Wayne Bousfield, Frank Cifala, and Richard Kracht.
Contributors: Cifala, Frank.; Kracht, Richard.; United States. Forest Service. Northern Region.
Series: Forest pest management; Forest pest management report -- 87-8.; Report (United States. Forest Service. Northern Region) -- no. 87-8.
Publisher: USDA Forest Service, Northern Region
Published: 1987
Place of publication: Missoula, Mont
Language: eng
Subjects: Western spruce budworm -- Biological control -- Montana -- Gallatin National Forest.; Bacillus thuringiensis -- Montana -- Gallatin National Forest.
Notes: Caption title.

"March 1987."

Also issued online.