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  1. 1
    Forest insect and disease conditions in the Pacific Northwest.
    Government Document Serial
  2. 2
    Larval densities and trends of insect species associated with spruce budworms in buds and shoots in Oregon and Washington /
    Government Document Book
  3. 3
    Radial growth in grand fir and Douglas-fir related to defoliation by the Douglas-fir tussock moth in the Blue Mountains outbreak /
    by Wickman, Boyd E.
    Published 1980
    Government Document Book
  4. 4
    A field guide to important forest insects and diseases of Oregon and Washington /
    by Pettinger, L. F.
    Published 1982
    Government Document Book
  5. 5
    Douglas-fir dwarf mistletoe.
    Published 1983
    Government Document Book
  6. 6
    White mottled rot.
    Published 1983
    Government Document Book
  7. 7
    Indian paint fungus : a method for recognizing and reducing hazard in advanced grand and white fir regeneration in eastern Oregon and Washington /
    by Filip, Gregory M.
    Published 1983
    Government Document Book
  8. 8
    Losses associated with Douglas-fir and true fir tops killed by western spruce budworm in eastern Washington /
    by Aho, Paul E.
    Published 1984
    Government Document Book
  9. 9
    Laminated root rot : a guide for reducing and preventing losses in Oregon and Washington forests.
    by Hadfield, James S.
    Published 1985
    Government Document Book
  10. 10
    Root diseases in Oregon and Washington conifers.
    Published 1986
    Government Document Book
  11. 11
    Radial growth of grand fir and douglas-fir 10 years after defoliation by the douglas-fir tussock moth in the Blue Mountains outbreak /
    by Wickman, Boyd E.
    Published 1986
    Government Document Book
  12. 12
    Seven chemicals fail to protect ponderosa pine from Armillaria root disease in central Washington /
    by Filip, Gregory M.
    Published 1987
    Government Document Book
  13. 13
    Rx for abies : silvicultural options for diseased firs in Oregon and Washington /
    by Filip, Gregory M.
    Published 1990
    Government Document Book
  14. 14
    Blue Mountains forest health report : new perspectives in forest health /
    Published 1991
    Government Document Book
  15. 15
    Susceptibility of lodgepole pine to western gall rust within the middle Columbia River system /
    by Hoff, R. J. (Raymond J.)
    Published 1992
    Government Document Book
  16. 16
    Fir dwarf mistletoe /
    by Filip, Gregory M.
    Published 2000
    PURL accesses list of forest insect and disease leaflets from which a link may be made to the title desired
    Government Document Book
  17. 17
    Silviculture and Swiss needle cast : research and recommendations /
    Published 2000
    Government Document Book
  18. 18
    Forest insect and disease highlights in Oregon and Washington.
    Published 2001
    Get full text
    Government Document Serial
  19. 19
    Forest health highlights in Washington.
    Published 2002
    Get full text
    Government Document Serial
  20. 20
    Field guide to the common diseases and insect pests of Oregon and Washington conifers /
    by Goheen, Ellen Michaels
    Published 2006
    Government Document Book
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