Lia Spiegel and Dave Shaw (Oregon State University) evaluate the effects of pine butterfly defoliation. Malheur National Forest, Oregon. Photo by: Rob Flowers Date: August 15, 2016 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:...
Topics: defoliation, r6, usda, stateandprivateforestry, malheurnationalforest, oregonstateuniversity,...