Lodgepole pine needle cast. Aerial insect and disease detection survey. Grays Harbor, Washington.
For more about the Region 6 aerial survey program see:
www.fs.usda.gov/detail/r6/forest-grasslandhealth/insects-... Photo by: Justin Hof
Date: June 26, 2018
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Source: Aerial Survey Program collection.
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth