000 00434nam a22001577a 4500
020 _a9789383746002
041 _aENG
082 _a574.5
_bS617E
100 _aSingh, J.S.
_917928
245 _aEcology environmental science and conservation
_cJ.S.Singh, S.P.Singh and S.R.Gupta
260 _aNew Delhi
_bS.Chand
_c2014
300 _a929p.
650 _aEcology
_917929
700 _aSingh, S.P.
_917930
700 _aGupta, S.R.
_917931
999 _c125887
_d125887