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The mountain pine beetle, Dendroctonus ponderosae Hopkins, is a significant agent of tree mortality in lodgepole pine (Pinus contorta Dougl. ex Loud.) forests throughout western North America. A large outbreak of mountain pine beetle caused extensive tree mortality in north-central Colorado…
Author(s): Jose F. Negron, Jennifer G. Klutsch
Keywords: Dendroctonus ponderosae, Pinus contorta, bark beetles, risk and hazard rating
Source: Res. Note RMRS-RN-77. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 13 p.
Year: 2017
https://www.fs.usda.gov/treesearch/search/query?f%5B0%5D=publication_keywords%3Arisk%20and%20hazard%20rating