000 00345nam a2200109Ia 4500
100 _aJr. of Environmental Science & Engineering;Vol 48 No.2-3
942 _cBV
654 _a
245 _aJr. of Environmental Science & Engineering;Vol 48 No.2-3
_bApril,2004
260 _aNagpur
_bNational Environmental Research Institute
_c2004
082 _a574.5
999 _c419459
_d419459
041 _aeng