Billings, R. F., and H. A. Pase. 1979a. A field guide for ground checking southern pine beetle spots. United States Department of Agriculture, Forest Service, Agricultural Handbook 558. 19 p.
Billings & Pase 1979
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
|
Contact Webmaster | ©2008 Anthony Cognato
This page uses cascading style sheets (CSS). It should display correctly using current versions of all major browsers.