Day, W. R., and R. N. Chrystal. 1928. Damage by late frost on Douglas fir, Sitka spruce and other conifers. With a note on the occurrence of Pityogenes bidentatus Herbst, on frosted Douglas fir. Forestry 2:19-30, 1 pl.
Day & Chrystal 1928
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.