Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Struble, G. R. 1947a. A study of factors in the development of Ips outbreaks. United States Department of Agriculture, Forest Service, Pacific Southwest Forest Experiment Station (unpublished report). 6 p.
This page uses cascading style sheets (CSS). It should display correctly using current versions of all major browsers.