1976. Forest pathologist Jim Hadfield coring a tree to check for internal decay.
Forest pathologist Jim Hadfield coring a tree to check for internal decay.
Photo by: Unknown
Date: 1976
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Source: FHP slide collection; Regional Office, Portland, Oregon.
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection: www.fs.usda.gov/main/r6/forest-grasslandhealth
1976. Forest pathologist Jim Hadfield coring a tree to check for internal decay.
Forest pathologist Jim Hadfield coring a tree to check for internal decay.
Photo by: Unknown
Date: 1976
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Source: FHP slide collection; Regional Office, Portland, Oregon.
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection: www.fs.usda.gov/main/r6/forest-grasslandhealth