Bob Danchok counting blister rust spores during inoculation. Dorena Genetic Resource Center, Cottage Grove, Oregon. Photo by: Richard Sniezko Date: September 2, 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 the Pacific Northwest Region. Dorena houses...
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