Equations for predicting the height to crown base of six tree species in the central western Willamette Valley of Oregon
By: Abdel Azim Zumrawi, David W. Hann.
Contributors: Hann, David W.; Oregon State University. Forest Research Laboratory.
Series: Research paper / Forest Research Lab, College of Forestry, Oregon State University -- 52.; Research paper (Oregon State University. Forest Research Laboratory) -- 52.
Publisher: Forest Research Lab, College of Forestry, Oregon State University
Published: 1989
Place of publication: Corvallis, OR
Language: eng
Subjects: Forests and forestry -- Measurement.; Forests and forestry -- Oregon -- Willamette River Valley.
Notes: Title from cover.

"March 1989."

Bibliography: p. 8-9.