00691nam a22001697a 4500 BD-DhUL 20141110110741.0 141110s1993 b a|||| |||| 001 0 eng d 9845101003 BD-DhUL BD-DhUL 551.48 INH Hypertrophic and polluted freshwater ecosystems : ecological basesfor water resource management : proceedings of an International symposium on limnology held in Dhaka, Bangladesh, 25-28 November, 1991 / Edited by, Max M. Tilzer and Moniruzzaman Khondker. Bangladesh : Department of Botany, c1993. viii, 229 p. : ill. ; 25 cm. Includes Index. ddc BK 18343 18343 0 0 ddc 0 551_480000000000000_INH 0 NFIC 34789 DUSL DUSL GEN 1994-08-14 Gift 551.48 INH 345909 2014-11-10 1 2014-11-10 BK 0 0 ddc 0 551_480000000000000_INH 0 NFIC 34790 DUSL DUSL GEN 1994-08-14 Gift 551.48 INH 245910 2014-11-10 2 2014-11-10 BK 0 0 ddc 0 551_480000000000000_INH 0 NFIC 34792 DUSL DUSL GEN 1994-08-14 Gift 551.48 INH 345911 2014-11-10 3 2014-11-10 BK