Ecological characteristics of old-growth Douglas-fir forests
By: Jerry F. Franklin ... [et al.].
Series: General technical report PNW -- 118
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1990
Place of publication: Portland, Or.?
Language: eng
Number of pages: 48
Subjects: Douglas fir; Forest ecology
Notes: Cover title.

"February 1981."

Bibliography: p. 45-48.