000 00404nam a2200157Ia 4500
008 210101s2012 xx 000 0 eng d
020 _a9788177542103
082 _a632.1 P 97 E
100 _aPurohit, S.S.
245 0 _aEnvironmental science: A new approach
260 _aJodhpur
_bAgrobios
_c2012
300 _a397
650 _aEnvironmental
700 _aShammi, Q.J. & Agrawal, A,K,
942 _2ddc
_cBK
999 _c44
_d44