000 00497 a2200157 4500
080 _a628.166
_bV 16 C
245 1 _aCombined ion exchange/biological denitrification for nitrate removal from ground water
_cby J.P. Vander Hock
260 _aWageningen
_bLandbouuniversiteit
_c1988
650 _aExchange
650 _aBiological Denitrification
650 _aGround Water
100 1 _aVander Hock, J.P.
300 _a95 p.
040 _aIARI, New Delhi
901 _a162013
999 _c77740
_d77740