Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Becker, W. B., and R. A. Mankowsky. 1960. Elm bark beetle studies. Pages 25-26. Massachusetts Agricultural Experiment Station, Annual Report 1960, Bulletin 524.
This page uses cascading style sheets (CSS). It should display correctly using current versions of all major browsers.