Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Paine, T. D., M. C. Birch, and P. Svihra. 1981. Niche breadth and resource partitioning by four sympatric species of bark beetles (Coleoptera: Scolytidae) . Oecologia, Berlin 48:1-6.
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