000 00477nam a2200121Ia 4500
001 182684
008 170722s9999 xx 000 0 und d
100 _aAjith Verghese George
245 _aComparative study of hydrochemical and biogeochemical parameters of rivers manimala , achancoil and Pamba in Kerala including the study of the impact of certain nitrogen-sulphur heterocyclic compound /
260 _bUniversity of Kerala ,
_c2008.
653 _aChemistry
942 _cREF
999 _c168683
_d168683