00000nam a2200000 a 4500 20251203091818.0 8170245397 577.630954 ECO Mishra, P.C Ecology and pollution of Indian lakes and reservoirs Delhi Ashish 1993 viii,347p. 22 cm. HB Ecology Lake and pond ecology Pollution -Indian lakes and reservoir Trivedy, R.K ENG _ 74884 LIBSC C 53584 53584 0 0 0 0 PU PU 1998-04-08 0 577.630954 ECO 74884 BK