Close-up view of mountain pine beetle infestation in ponderosa pine stand about 70 years old. Ebell Creek, Baker District, Wallowa-Whitman National Forest, Oregon.
Photo by: Phillip C. Johnson
Date: October 1965
Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection.
Collection: Portland Station Collection; La Grande, Oregon.
Image: PS-3185
For more historical forest entomology photos, stories, and resources see the Western Forest Insect Work Conference site:
wfiwc.org/content/history-and-resources Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth