000 00386pam a2200145a 44500
008 140414b2006 xxu||||| |||| 00| 0 eng d
082 _aR 628 SIN
100 _aSINGH JS
245 _aEcology Environment and Resourse Conservation
260 _aNew Delhi
_bAnamaya Publishers
_c2006
650 _aECOLOGY
690 _aENVIRONMENTAL ENGINEERING
906 _a33108
942 _2ddc
_cREF
999 _c31525
_d31525