Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Berisford, C. W., and R. T. Franklin. 1971. Attack patterns of Ips avulsus and I. grandicollis (Coleoptera: Scolytidae) on four species of southern pines. Entomological Society of America, Annals 64(4):894-897.
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