Greeley, A. W., K. H. Wright, and B. Pope. 1953. Final report on the 1952 blowdown and bark beetle survey in the Douglas-fir region of Oregon and Washington. United States Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station. 30 p., appendix 33 p., 4 maps.
Greeley et al. 1953
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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