附表4-1各类区土壤重金属含量比较区 域As仙/ g）Cd（ng / g）Crg/g）Cu（回g）Hg （ng / g）Nig/g）Pb（回g）Zn（回g）生范2.34〜86.80〜18.46〜9.73〜12.00〜8.89〜24.43〜43.37〜活围11.451044.50744.46248.85550.0032.80472.482893.47区（1类标准差2.15183.68107.8947.16102.905.6672.33443.64区）平 均 值6.27289.9669.0249.4093.0418.3469.11237.01变 异 系 数0.340.631.560.951.110.311.051.87工范1.61〜114.50〜15.40〜12.70〜11.79〜4.27〜31.24〜56.33〜业围21.871092.90285.582528.4813500.0041.70434.801626.02区（2类标准差4.24237.5844.00414.942244.078.3785.37350.83区）平 均 值7.25393.1153.41127.54642.3619.8193.04277.93变 异 系 数0.590.600.823.253.490.420.921.26山范1.77〜40.00〜16.20〜2.29〜9.64〜5.51〜19.68〜32.66〜区围10.99407.60173.3469.06206.7974.03113.84229.80（3类区）标准差1.6790.9229.387.1117.9112.0520.6139.01平 均 值3.79171.1939.7215.5238.3315.7339.7476.93变 异 系 数0.440.530.740.460.470.770.520.51区 域As仙/ g）Cd（ng / g）Crg/g）Cu（Pg/g）Hg （ng / g）Ni（Pg / g）Pb（Pg/ g）Zn（Pg / g）主范16.1〜50.10〜15.32〜12.34〜8.57〜6.19〜22.01〜40.92〜干围30.131619.80920.841364.8516000.00142.50181.483760.82道区（4标准差15.2139.0910.0128.462289.814.1425.03109.53类区）平 均 值5.63270.2642.5340.97467.2517.0454.20154.28变 异 系 数0.270.510.240.694.900.240.460.71公范2.77〜97.20〜16.31〜9.04〜10.00〜7.60〜26.89〜37.14〜园围11.681024.9096.28143.311339.2929.10227.401389.39绿 地 区标准差2.02235.8414.8422.68224.284.9745.84230.92（5类区）平 均 值6.26280.5443.6430.19114.9915.2960.71154.24变 异 系 数0.320.840.340.751.950.330.761.50。