Last edited by Arashibar
Wednesday, April 22, 2020 | History

2 edition of Sampling populations of western spruce budworm and predicting defoliation on Douglas-fir in eastern Oregon found in the catalog.

Sampling populations of western spruce budworm and predicting defoliation on Douglas-fir in eastern Oregon

V. M. Carolin

Sampling populations of western spruce budworm and predicting defoliation on Douglas-fir in eastern Oregon

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Published by Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service in Portland, Or .
Written in English

    Subjects:
  • Western spruce budworm -- Oregon.,
  • Douglas fir -- Diseases and pests -- Oregon.,
  • Insect populations -- Oregon.

  • Edition Notes

    StatementV.M. Carolin and W.K Coulter.
    SeriesUSDA Forest Service research paper PNW -- 149.
    ContributionsCoulter, W. K.
    The Physical Object
    Pagination38 p. ;
    Number of Pages38
    ID Numbers
    Open LibraryOL16011605M


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Sampling populations of western spruce budworm and predicting defoliation on Douglas-fir in eastern Oregon by V. M. Carolin Download PDF EPUB FB2