000 00541 a2200193 4500
999 _c13097
_d14644
003 ISURa
008 180911b xxu||||| |||| 00| 0 eng d
020 _a8171582796
041 _aEnglish
082 _a333.703
_bTRI
100 _aTrivedi , P. R.
_963410
245 _aEncyclopaedia of Environmental Sciences
260 _c1992
_aNew Delhi
_bAkashdeep
_g1992
300 _a25 vols.
650 _aLife Sciences
_9590
650 _aBiology
_aEcology
_aEnvironmental
_aEncyclopaedia
_963411
700 _aRaj , Gurdeep
_963412
942 _cPR
_2ddc