2003. Surviving western white pine at Grass Creek trial site planted in about 1971. Rustbusters 2003 field trip. Umpqua National Forest, Oregon.
Surviving western white pine at Grass Creek trial site planted in about 1971. Rustbusters 2003 field trip. Umpqua National Forest, Oregon.
For more about the Grass Creek test site see:
Sniezko, R. A., Kinloch Jr, B. B., Bower, A. D., Danchok, R. S., Linn, J. M., & Kegley, A. J. (2004). Field resistance to Cronartium ribicola in full-sib families of Pinus monticola in Oregon. Breeding and genetic resources of five-needle pines: growth, adaptability, and pest resistance. USDA Forest Service Proceedings. RMRS-P-32. 243-249.
www.researchgate.net/publication/237455453_Field_Resistan...
Photo courtesy of: Richard Sniezko
Date: August 2003
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
2003. Surviving western white pine at Grass Creek trial site planted in about 1971. Rustbusters 2003 field trip. Umpqua National Forest, Oregon.
Surviving western white pine at Grass Creek trial site planted in about 1971. Rustbusters 2003 field trip. Umpqua National Forest, Oregon.
For more about the Grass Creek test site see:
Sniezko, R. A., Kinloch Jr, B. B., Bower, A. D., Danchok, R. S., Linn, J. M., & Kegley, A. J. (2004). Field resistance to Cronartium ribicola in full-sib families of Pinus monticola in Oregon. Breeding and genetic resources of five-needle pines: growth, adaptability, and pest resistance. USDA Forest Service Proceedings. RMRS-P-32. 243-249.
www.researchgate.net/publication/237455453_Field_Resistan...
Photo courtesy of: Richard Sniezko
Date: August 2003
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