Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Chapman, J. A. 1962a. Attacks by the bark beetle, Hylastes nigrinus Mannh. (Scolytidae) on Douglas-fir logs. Canada Department of Forestry, Forest Entomology and Pathology Branch, Bi-monthly Progress Report 18(6):4.
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