000 00463pab a2200169 454500
008 180718b2006 xxu||||| |||| 00| 0 eng d
100 _aShivran, Hari Singh
245 _aImprovement of water quality through biological denitrification
260 _c2006
300 _ap.57-60.
362 _aJan
650 _aWater quality
700 _aSingh, R.V.
700 _aDinesh Kumar
773 _aJournal of Environmental Science and Engineering
909 _a71872
999 _c71872
_d71872