Ragenovich, I. R. 1976b. Evaluation of the southern pine beetle infestations on the George Washington and Jefferson National Forests, Virginia. United States Department of Agriculture, Forest Service, Southern Region, State and Private Forestry, Forest Pest Management, Report 76-1-20.
Ragenovich 1976
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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