Trout streams : conditions that determine their productivity and suggestions for stream and lake management /
Needham, Paul R. 1902-1964
Trout streams : conditions that determine their productivity and suggestions for stream and lake management / by Paul R. Needham. Rev. by Carl F. i.e. E. Bond - San Francisco : Holden-Day, 1969 - x, 241 p. : ill. ; 24 cm.
Bibliography: p. 221-233.
Trout
Fishery management
Trout streams : conditions that determine their productivity and suggestions for stream and lake management / by Paul R. Needham. Rev. by Carl F. i.e. E. Bond - San Francisco : Holden-Day, 1969 - x, 241 p. : ill. ; 24 cm.
Bibliography: p. 221-233.
Trout
Fishery management