Hedden, R. L., S. J. Barras, and J. E. Coster. 1981. Hazard-rating systems in forest insect pest management. United States Department of Agriculture, Forest Service, General Technical Report WO-27. 169 p.
Hedden et al. 1981
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.