Werner, R. A., B. H. Baker, and P. A. Rush. 1977. The spruce beetle in white spruce forests of Alaska. United States Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, General Technical Report PNW 61. 13 p.
Werner et al. 1977
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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