Plants, man, and the ecosystem
Billings, W. D. 1910-
Plants, man, and the ecosystem [by] W. D. Billings. - 2d ed. - Belmont, Calif., Wadsworth Pub. Co. [1972] - x, 160 p. illus., maps. 24 cm. - Fundamentals of botany series .
First and 3d ed. published under title: Plants and the ecosystem.
Bibliography: p. 149-151.
70093538
Plant ecology.
QK901 / .B5 1972
581.5
Plants, man, and the ecosystem [by] W. D. Billings. - 2d ed. - Belmont, Calif., Wadsworth Pub. Co. [1972] - x, 160 p. illus., maps. 24 cm. - Fundamentals of botany series .
First and 3d ed. published under title: Plants and the ecosystem.
Bibliography: p. 149-151.
70093538
Plant ecology.
QK901 / .B5 1972
581.5