White pine blister rust resistance testing. Dorena Genetic Resource Center, Cottage Grove, Oregon.
Photo by: Richard Sniezko
Date: c.2004
Credit: USDA Forest Service, Region 6, Umpqua National Forest, Dorena Genetic Resource Center.
Source: DRGC online photo collection:
www.fs.usda.gov/detail/r6/landmanagement/resourcemanageme... Dorena Genetic Resource Center (DGRC) is the USDA Forest Service's regional service center for genetics in the Pacific Northwest Region. Dorena houses disease resistance breeding programs for five-needled pines and Port-Orford-cedar, a native plant development program, and the National Tree Climbing Program. For additional photos of the DGRC program, see:
www.fs.usda.gov/detail/r6/landmanagement/resourcemanageme... Image provided by USDA Forest Service, Region 6, State and Private Forestry, Forest Health Protection:
www.fs.usda.gov/main/r6/forest-grasslandhealth
