Indicator;"1 Very bad";"2 Bad";"3 Medium";"4 Good";"5 Very Good" "Cu (mg/kg)";"60.01 - 140.00";"40.01 - 60.00";"20.01 - 40.00";"15.01 - 20.00";"9.34 - 15.00" "Zn (mg/kg)";"160.1 - 180";"120.1 - 160";"80.01 - 120";"60.01 - 80";"52.37 - 60" "Pb (mg/kg)";"45.01 - 129.8";"42.92 - 45";"40.43 - 42.91";"37.89 - 40.42";"35.09 - 37.88" "Fe (mg/kg)";"25780 - 29650";"21910 - 25770";"18030 - 21900";"14160 - 18020";"10270 - 14150"