Nash, R. W. 1952. Eastern spruce beetle (Dendroctonus piceaperda Hopkins). Pages 75-77 in Important tree pests of the Northeast. Edition 2. Evans Printing Co., Concord, New Hampshire [Apparently p. 70-72 in Edition 1].
Nash 1952
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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