Natural resource conservation : an ecological approach /
Owen, Oliver S., 1920-.
Natural resource conservation : an ecological approach / Oliver S. Owen - 3rd ed. - New York : Macmillan Publishing Co., 1980 - xi, 883 p. : ill. ; 27 cm.
Includes bibliographies
0023900202
Conservation of natural resources
Ecology
Environmental protection
Conservation of natural resources--United States
Ecology--United States
Environmental protection--United States
Natural resource conservation : an ecological approach / Oliver S. Owen - 3rd ed. - New York : Macmillan Publishing Co., 1980 - xi, 883 p. : ill. ; 27 cm.
Includes bibliographies
0023900202
Conservation of natural resources
Ecology
Environmental protection
Conservation of natural resources--United States
Ecology--United States
Environmental protection--United States
