Methods for assessment of fish production in fresh waters/
Bagenal, T.
Methods for assessment of fish production in fresh waters/ - 3rd ed. - Oxford Blackwell 1968 - xv, 365p Pbk
0632001259
Fresh water fishes.
QL624,M4 1968
Methods for assessment of fish production in fresh waters/ - 3rd ed. - Oxford Blackwell 1968 - xv, 365p Pbk
0632001259
Fresh water fishes.
QL624,M4 1968