000 00283nam a22001097a 4500
100 _aThiruchittampalam,Shalini
245 _aHeavy metals present in the soil and their effects on the envronment
260 _aColombo
_bIchemc
_c2013
300 _a31
650 _ametal,soil
942 _cBK
999 _c3245
_d3245