Effectiveness of thinning ponderosa pine stands in reducing mountain pine beetle-caused tree losses in the Black Hills, preliminary observations
By: W.F. McCambridge and R.E. Stevens.
Contributors: Stevens, R. E.; Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
Series: Research note RM -- 414.
Publisher: USDA Forest Service, Rocky Mountain Forest and Range Experiment Station
Published: 1982
Place of publication: Fort Collins, Colo
Language: eng
Subjects: Forest thinning; Mountain beetle beetle -- Biological control
Notes: Caption title.

"June 1982."

Bibliography: p. 3.