Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Roepke, W. 1947. De rijpingsvraat van de eikenspintkever, Scolytus intricatus Ratzeb [Maturation feeding of the oak bark-beetle, S intricatus]. Tijdschrift over Plantenziekten 53:114-116.
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