A manual of fresh water ecology :
Santhanam, R.
A manual of fresh water ecology : an aspect of fishery environment / R. Santhanam, P. Velayutham, G. Jegatheesan. - Delhi : Daya Publishing House , c1989. - 134 p. : ill.
includes index
8170350549
Ecology
QH541.5.F7 / .S2
A manual of fresh water ecology : an aspect of fishery environment / R. Santhanam, P. Velayutham, G. Jegatheesan. - Delhi : Daya Publishing House , c1989. - 134 p. : ill.
includes index
8170350549
Ecology
QH541.5.F7 / .S2
