000 00508 a2200193 4500
020 _a8170353351
082 _a363.7284
_bUPA
090 _c19480
_d29856
100 _aUpadhyay, Alka Rani
245 _aAquatic plants for the water treatment
260 _aDelhi
_bDaya publishing House
_c2004
_g2004
300 _ax,181p.
_c23cm
650 _aOther social problems and services
650 _aLiquid wastes
650 _awastes
650 _aSanitation
650 _aEnvironmental problems
942 _cL
999 _c47214
_d47214