TY  - BOOK
AU  - Needham,Paul R.
AU  - Bond,Carl E.
TI  - Trout streams: conditions that determine their productivity and suggestions for stream and lake management 
PY  - 1969///
CY  - San Francisco
PB  - Holden-Day
KW  - Trout
KW  - Fishery management
N1  - Bibliography: p. 221-233
ER  -