Santhanam, R.
A manual of freshwater ecology : an aspect of fishery environment / R. Santhanam, P. Velayutham & G. Jegatheesan. - Delhi : Daya, c1989. - 134 p. : ill. ; 23 cm.
Includes bibliographical references and index.
8170350549
Freshwater ecology.
Fisheries -- Environmental aspects.
574.526320202
A manual of freshwater ecology : an aspect of fishery environment / R. Santhanam, P. Velayutham & G. Jegatheesan. - Delhi : Daya, c1989. - 134 p. : ill. ; 23 cm.
Includes bibliographical references and index.
8170350549
Freshwater ecology.
Fisheries -- Environmental aspects.
574.526320202