How to estimate defect in white fir in southwest Oregon /

Bibliographic Details
Main Authors:	Aho, Paul E. (Author), Hadfield, James S. (Author)
Format:	Government Document Book
Language:	English
Published:	[Portland, Or.] : Pacific Northwest Forest and Range Experiment Station, Forest Service, USDA, [1975]
Subjects:	Abies concolor > Oregon. Forest health > Oregon. Abies concolor. Oregon.

Description
Item Description:	Cover title.
Physical Description:	12 pages : illustrations ; 24 x 8 cm