
            I3 EUTROPHICATION
<< Nitrogen and phosphorus loadings to the lake [t yr-1](3) >>
Sources Industrial  Domestic  Agricultural  Natural    Others    Total
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T-N       0.66         0.96       3.42        5.87      3.23     14.14
T-P       0.05         0.16       0.16        0.23      0.19      0.79