G Madhuramba、S Ponsadai Lakshmi 和 S Ganapathy Sankari。
2008 ? 3 ?? 5 ????????????? Mayiladuthurai Taluk ???????????????? APHA?1995 ??? BIS?1991 ????????????pH?EC?TDS?????Na?K?Ca?SO42?NO3-?PO43- ???????????? Cu?Zn?Fe?Mn ????????????????? TH?Mg F?Pb ? Cr ???????????????????????????????
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