Tree mortality and top-kill related to defoliation by the Douglas-fir tussock moth in the Blue Mountains outbreak

  • 47 Pages
  • 1.12 MB
  • 2671 Downloads
  • English
by
Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station , Portland, Or
StatementBoyd E. Wickman.
SeriesUSDA Forest Service research paper PNW -- no. 233., USDA Forest Service research paper PNW -- 233.
ContributionsPacific Northwest Forest and Range Experiment Station (Portland, Or.), United States. Forest Service.
The Physical Object
Pagination47 p. :
ID Numbers
Open LibraryOL14175952M

Download Tree mortality and top-kill related to defoliation by the Douglas-fir tussock moth in the Blue Mountains outbreak FB2