McGregor, M. D., K. E. Gibson, S. Tunnock, and L. E. Stipe. 1985. Status of mountain pine beetle infestations, Northern Region, 1984. United States Department of Agriculture, Forest Service, Northern Region, Report 85-25. 57 p.
McGregor et al. 1985
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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