Spatial distribution of lumber degrade in white fir trees
By: W.Y. Pong, W. Wayne Wilcox.
Contributors: Wilcox, W. Wayne.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research paper PNW -- 184
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
Published: 1974
Place of publication: Portland, Or
Language: eng
Number of pages: 18
Subjects: Lumber -- Grading; Abies concolor
Notes: Cover title.

Includes bibliographical references (p. 17-18).