Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Regnander, J., and C. Solbreck. 1981. Effectiveness of different types of pheromone traps used against Ips typographus, (Col, Scolytidae) in Sweden . Anzeiger fur Schadlingskunde de Pflanzenschutz Umweltschutz. 54:104-108.
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