00400    a2200145   4500020001500000082001600015100001800031245003000049260005400079300002000133650001900153650003600172650003200208650001400240  a8176489190  a551.48bKUM  aKumar, Arvind  aFundamentals of limnology  aNew DelhibAPH Publishing Corporationc2005g2005  axii,243p.c25cm  aEARTH SCIENCES  aGEOLOGY, HYDROLOGY, METEOROLOGY  aGEOMORPHOLOGY AND HYDROLOGY  aHYDROLOGY