Increasing the productivity of a small yarder
Subtitle: crew size, skidder swinging, hot thinning
By: Loren D. Kellogg, Eldon D. Olsen.
Contributors: Olsen, Eldon D.; Oregon State University. Forest Research Laboratory.
Series: Research bulletin / Oregon State University. Forest Research Laboratory -- 46.; Research bulletin (Oregon State University. Forest Research Laboratory) -- 46.
Publisher: Forest Research Lab, College of Forestry, Oregon State University
Published: 1984
Place of publication: [Corvallis, Or.]
Language: eng
Number of pages: 44
Subjects: Logging -- Machinery.; Forest thinning.
Notes: "March 1984."

Bibliography: p. 26.