Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
O'Callaghan, D. P., and C. P. Fairhurst. 1983. Paper 6: Evaluation of the trap tree technique for the control of Dutch elm disease in northwest England . Great Britain Forestry Commission, Bulletin 60:23-28.
This page uses cascading style sheets (CSS). It should display correctly using current versions of all major browsers.