Galleries in a 70-year-old ponderosa pine killed by Dendroctonus brevicomis. Killed tree is in an even-age stand that resulted from a devastating pine butterfly kill in the 1890s. Cedar Valley, Yakima Indian Reservation, Washington. Photo by: Ken H. Wright Date: September 1, 1961 Credit: USDA Forest Service, Pacific Northwest Region, State and Private Forestry, Forest Health Protection. Collection: Portland Station Collection; La Grande, Oregon. Image: PS-2991 For additional historic forest...
Topics: r6, usda, stateandprivateforestry, tree, region6, pinebutterfly, cedarvalley, Egg Galleries and...