Jackson P Audley, Christopher J Fettig, Jason E Moan, Jessie Moan, Steve Swenson, A Steven Munson, Leif A Mortenson, Darren C Blackford, Elizabeth E Graham, Agenor Mafra-Neto
Spruce beetle, Dendroctonus rufipennis (Kirby) (Coleoptera: Curculionidae), is the most destructive pest of mature spruce (Picea) in western North America. Recent outbreaks in Alaska and other western US states highlight the need for tools to protect Picea from D. rufipennis. The primary antiaggregation pheromone of D. rufipennis (3-methylcyclohex-2-en-1-one, MCH) and various combinations of potential repellents (1-octen-3-ol, exo-brevicomin, endo-brevicomin, ipsdienol, ipsenol, limonene, and verbenone) were tested for their ability to disrupt the response of D...
April 22, 2024: Journal of Economic Entomology