Amos, William Hopkins.
The life of the pond [by] William H. Amos. - New York, McGraw-Hill [1967] - 232 p. illus. (part col.) 27 cm. - Our living world of nature .
Bibliography: p. 227.
Surveys the animals and plants which bring life to the great variety of ponds in the United States.
67016306
Freshwater ecology.
Freshwater ecology.
Freshwater biology.
Ecology.
QH541.5 / .F7.A46 1967
The life of the pond [by] William H. Amos. - New York, McGraw-Hill [1967] - 232 p. illus. (part col.) 27 cm. - Our living world of nature .
Bibliography: p. 227.
Surveys the animals and plants which bring life to the great variety of ponds in the United States.
67016306
Freshwater ecology.
Freshwater ecology.
Freshwater biology.
Ecology.
QH541.5 / .F7.A46 1967