Decay in white fir top-killed by Douglas-fir tussock moth /

Bibliographic Details
Main Author:	Wickman, Boyd E.
Other Authors:	Scharpf, Robert F., 1931-
Format:	Government Document Book
Language:	English
Published:	Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1972.
Series:	USDA Forest Service research paper PNW ; 133.
Subjects:	Abies concolor > Diseases and pests. Douglas fir tussock moth.

Description
Item Description:	Cover title.
Physical Description:	9 pages : illustrations ; 27 cm.
Bibliography:	Includes bibliographical references.