A large bristlecone pine in the blister rust inoculation chamber. Above it are infected Ribes leaves. Dorena Genetic Resource Center, Cottage Grove, Oregon. Photo by: Richard Sniezko Date: September 15, 2005 Credit: USDA Forest Service, Region 6, Umpqua National Forest, Dorena Genetic Resource Center. Source: DRGC digital photo collection; courtesy Richard Sniezko, Cottage Grove, Oregon. Dorena Genetic Resource Center (DGRC) is the USDA Forest Service's regional service center for genetics in...
Topics: blisterrust, foresthealthprotection, usda, stateandprivateforestry, inoculationchamber,...
Bill Jacobi's limber pine and then bristlecone pine, further up on the right. The next two rows are whitebark pine sent from Dorena; sow year 2002. Rustbusters 2005. Happy Camp, California. Photo by: Richard Sniezko Date: September 22, 2005 Credit: USDA Forest Service, Region 6, Umpqua National Forest, Dorena Genetic Resource Center. Source: DRGC digital photo collection; courtesy Richard Sniezko, Cottage Grove, Oregon. Dorena Genetic Resource Center (DGRC) is the USDA Forest Service's regional...
Topics: r6, usda, stateandprivateforestry, whitepineblisterrust, 2002, richardsniezko, seedlings, 2005,...
