000 00350 a2200145 4500
020 _a8170352924
082 _a591.77
_bKUM
090 _c21117
_d32782
100 _aKumar, Arvind
245 _aEcology and ethology of aquatic biota
260 _aDelhi
_bDaya Publishing
_c2002
_g2002
300 _axvii,490p.
_c25cm
650 _aECOLOGY
942 _cSR
999 _c48640
_d48640