Persistence of western hemlock and western redceder trees 38 years after girdling at Cat Island in southeast Alaska
By: P.E. Hennon and E.M. Loopstra
Contributors: Loopstra, E. M; Pacific Northwest Research Station (Portland, Or.)
Series: Research note PNW -- RN-507; Research note PNW -- 507
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1991
Place of publication: [Portland, Or.] (333 S.W. First Ave., P.O. Box 3890, Portland 97208)
Language: eng
Format: Microform
Subjects: Western hemlock -- Alaska; Western redcedar -- Alaska; Cavity-nesting birds -- Habitat -- Alaska; Tree cavities -- Alaska
Notes: Caption title

Distributed to depository libraries in microfiche

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"November 1991."

Includes bibliographical references (p. 4-5)

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1992] 1 microfiche : negative