Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Stark, R. W., P. R. Miller, F. W. Cobb, D. L. Wood, J. R. Parmeter, and E. Zavarin. 1968. Photochemical oxidant injury and bark beetle (Coleoptera: Scolytidae) infestation of ponderosa pine. Hilgardia 39(6):121—152.
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