2015. Beth Willhite using MCH to reduce damage by Douglas-fir beetle. Columbia River Gorge National Scenic Area, Oregon.
Beth Willhite using MCH to reduce damage by Douglas-fir beetle. Columbia River Gorge National Scenic Area, Oregon.
Photo by: Rob Flowers
Date: April 7, 2015
Photo credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection, Central Oregon Insect and Disease Service Center.
Source: Rob Flowers collection. Bend, Oregon.
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection: www.fs.usda.gov/main/r6/forest-grasslandhealth
2015. Beth Willhite using MCH to reduce damage by Douglas-fir beetle. Columbia River Gorge National Scenic Area, Oregon.
Beth Willhite using MCH to reduce damage by Douglas-fir beetle. Columbia River Gorge National Scenic Area, Oregon.
Photo by: Rob Flowers
Date: April 7, 2015
Photo credit: USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection, Central Oregon Insect and Disease Service Center.
Source: Rob Flowers collection. Bend, Oregon.
Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection: www.fs.usda.gov/main/r6/forest-grasslandhealth