Productivity of skidders in selection cuts of southwestern ponderosa pine
By: George R. Sampson and Dennis M. Donnelly.
Contributors: Donnelly, Dennis M.; Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.); United States. Forest Service.
Series: Research note RM -- 337.; USDA Forest Service research note RM -- 337.; Research note RM -- 337.
Publisher: Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station
Published: 1977
Place of publication: [Fort Collins, Colo.]
Language: eng
Notes: Issued Mar. 1977.

Bibliography: p. 7.