Johnson, N. E., K. H. Wright, and P. W. Orr. 1961. Attack and brood survival by the Douglas-fir beetle (Dendroctonus pseudotsugae) in four types of windthrown trees in western Washington. 13 p..
Taxa (in this database) mentioned in this work, by keyword:
Johnson et al. 1961
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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