c.2002. Pine seedlings are artificially inoculated under inoculation tents with sporidia shed from telia on heavily infected Ribes leaves. Dorena Genetic Resource Center. Cottage Grove, Oregon.

Pine seedlings are artificially inoculated under inoculation

tents with sporidia shed from telia on heavily infected

Ribes leaves. Dorena Genetic Resource Center. Cottage Grove, Oregon.

 

Photo by: Richard Sniezko

Date: c.2002

 

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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