Gibson, K. E., M. D. McGregor, and J. E. Dewey. 1979. Evaluation of a mountain pine beetle infestation in second growth ponderosa pine on the Crow Indian Reservation, Montana, 1979. United States Department of Agriculture, Forest Service, Forest Insect and Disease Management, Northern Region, Report 80-2. 11 p.
Gibson et al. 1979
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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