Range ecology
Subtitle: ranger's study course
By: by David F. Costello.
Contributors: Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.).; United States. Forest Service.
Publisher: Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station
Published: 1939
Place of publication: Fort Collins, Colo
Language: eng
Number of pages: 106
Subjects: Conservation of natural resources -- United States.; Range management -- United States.
Notes: Includes bibliographical references.