Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Johnson, N. E., and M. M. Furniss. 1967. Controlled breeding of the Douglas-fir beetle, Dendroctonus pseudotsugae (Coleoptera, Scolytidae), from Idaho and coastal Washington . Entomological Society of America, Annals 60:31-33.