Damage from laminated root rot at the Black Rock Forest management research area in western Oregon
By: Thomas T. Lawson, Alan B. Berg, Everett M. Hansen.
Contributors: Berg, Alan B.; Hansen, Everett M.; Oregon State University. Forest Research Laboratory.
Series: Research note / Oregon State University, Forest Research Laboratory -- 75.; Research note (Oregon State University. Forest Research Laboratory) -- no. 75.
Publisher: Oregon State University, School of Forestry
Published: 1983
Place of publication: Corvallis, Or
Language: eng
Subjects: Douglas fir -- Diseases and pests -- Oregon.; Root rots.; Phellinus weirii.
Notes: Title from caption.

"September 1983."

Bibliography: p. 6.