Losses associated with Douglas-fir and true fir tops killed by western spruce budworm in eastern Washington

by Paul E. Aho

Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station in Portland, Or

Written in English
Published: Downloads: 815
Share This

Subjects:

  • Douglas fir -- Diseases and pests -- Washington (State),
  • Fir -- Diseases and pests -- Washington (State),
  • Defoliation,
  • Western spruce budworm -- Washington (State)

Edition Notes

StatementPaul E. Aho
SeriesResearch paper PNW -- 318
ContributionsPacific Northwest Forest and Range Experiment Station (Portland, Or.)
The Physical Object
Pagination8 p. ;
ID Numbers
Open LibraryOL13607961M

Losses associated with Douglas-fir and true fir tops killed by western spruce budworm in eastern Washington by Paul E. Aho Download PDF EPUB FB2