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Wednesday, May 6, 2020 | History

3 edition of A cartographic history of spruce budworm defoliation from 1967 to 1981 in eastern North America = found in the catalog.

A cartographic history of spruce budworm defoliation from 1967 to 1981 in eastern North America =

E.G Kettela

A cartographic history of spruce budworm defoliation from 1967 to 1981 in eastern North America =

Historique en cartes de la défoliation causée par la tordeuse des bourgeons de l"épinette dans l"est de L"Amérique du Nord de 1967 à 1981 /by E. G. Kettela.. --

by E.G Kettela

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Published by Environment Canada, Canadian Forestry Service, 1983. in Ottawa .
Written in English

    Subjects:
  • Spruce budworm -- Canada

  • Edition Notes

    iv, 8 p. : maps (1 fold. col.) -- English and French. Bibliography: p. 7.

    SeriesInformation report / Canadian Forestry Service -- DPC-X-14, Information report (Canadian Forestry Service) -- DPC-X, 14
    ID Numbers
    Open LibraryOL21934967M
    ISBN 100662526201


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A cartographic history of spruce budworm defoliation from 1967 to 1981 in eastern North America = by E.G Kettela Download PDF EPUB FB2