Abstract

Heydenia unica Cook & Davis, a larval parasite of the southern pine beetle, Dendroctonus frontalis Zimmerman, was attracted in significant numbers to olfactometers baited with the beetle pheromones and a host- tree terpene. The host-tree terpene, a-pinene, attracted considerably more H. unica than did the individual pheromones, which did not attract significantly more than the control.

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CAMORS, FB, and TL PAYNE. 1972. “RESPONSE OF HEYDENIA-UNICA (HYMENOPTERA-PTEROMALIDAE) TO DENDROCTONUS-FRONTALIS (COLEOPTERA-SCOLYTIDAE) PHEROMONES AND A HOST-TREE TERPENE.” Annals of the Entomological Society of America65 (1): 31-. https://doi.org/10.1093/aesa/65.1.31.