Crown competition factor (CCF) for Engelmann spruce in the central Rocky Mountains
By: Robert R. Alexander.
Series: USDA Forest Service research note RM -- 188.; Research note RM -- 188.
Publisher: Forest Service, U.S. Dept. of Agriculture, Rocky Mountain Forest and Range Experiment Station
Published: 1971
Place of publication: [Fort Collins, Colo.]
Language: eng
Subjects: Engelmann spruce -- Rocky Mountains; Forests and forestry -- Rocky Mountains -- Mensuration
Notes: Caption title.

Includes bibliographical references (p. 4).