Schmutzenhofer, H. 1993. Erfahrungen mit dem Aggregationspheromon des Kupferstechers Pityogenes chalcographus (L.) Col.: Scolytidae. [Experience with the aggregation pheromone of the spruce engraver Pityogenes chalcographus (L.) Col.: Scolytidae]. Centralblatt für das Gesemte Forstwesen 110:21-36.
Schmutzenhofer 1993
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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