Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Oester, P. T., J. A. Rudinsky, and L. C. Ryker. 1981. Olfactory and acoustic behavior of Pseudohylesinus nebulosus (Coleoptera: Scolytidae) on Douglas fir bark . Canadian Entomologist 113:645-650.
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