Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Mathre, D. E. 1964b. Studies on the pathogenicity to ponderosa pine of Ceratocystis associated with bark beetles in California. Unpublished dissertation, University of California, Davis. 61 p.
This page uses cascading style sheets (CSS). It should display correctly using current versions of all major browsers.