Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Wood, D. L., R. W. Stark, R. M. Silverstein, and J. O. Rodin. 1967. Unique synergistic effects produced by the principal sex attractant compunds of Ips confusus (LeConte) (Coleoptera). Nature, London 215:206-206.
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