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005 20240829150628.0
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020 _a9789383746002
_qPB
040 _aUPES LIBRARY
_bEnglish
082 _a628
_bSIN
100 _aSingh, J.S.
_9769335
245 _aEcology, environmental science and conservation
260 _bS.Chand,
_aNew Delhi :
_c2014
300 _axiv, 929p.
650 _aEnvironmental science
653 _aEcology
700 _aSingh, S.P.
_934760
705 _aGupta, S.R.
942 _cBK
999 _c825959
_d825959