1983. White pine blister rust training. Dorena Genetic Resource Center presentation given by Safia Samman (at flipchart).
White pine blister rust training. Dorena Genetic Resource Center presentation given by Safia Samman (at flipchart).
Photo by: Unknown
Date: 1983
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Collection: Region 6, Forest Health Protection 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
1983. White pine blister rust training. Dorena Genetic Resource Center presentation given by Safia Samman (at flipchart).
White pine blister rust training. Dorena Genetic Resource Center presentation given by Safia Samman (at flipchart).
Photo by: Unknown
Date: 1983
Credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection.
Collection: Region 6, Forest Health Protection 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