Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Annila, E., and V. Perttunen. 1964. The effect of acclimation on the resistance of the adults of Blastophagus piniperda L. (Col., Scolytidae) to certain low and high temperatures. Annales Entomologici Fennici 30(1):35-45.
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