c.2000. White pine blister rust canker on surviving western white pine tree (Family xxx in SY1994 trial) in Dorena Genetic Resource Center blister rust resistance testing.

White pine blister rust canker on surviving western white pine tree (Family xxx in SY1994 trial) in Dorena Genetic Resource Center blister rust resistance testing.

 

Photo by: Lindsey Fix

Date: c.2000

 

Credit: USDA Forest Service, Region 6, 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

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