The Ecosystem Concept in Natural Resource Management - Symposium on the Ecosystem Concept in Natural Resource Management (1968 : Mexico); Van Dyne, George M., 1932-; American Society of Range Management (New York : Academic Press, 1969)
"Based on a symposium held at the annual meeting of the American Society of Range Management in Albuquerque, New Mexico on February 12-15, 1968"
Includes bibliographical references and index
Keywords: Ecology -- Congresses; Conservation of natural resources -- Congresses; Ecosystem management -- Congresses; Nature resources