重金属污染物间的相关系数

1、生活区表层土壤重金属间的相关系数AsCdCrCuHgNiPbZnAs1.0000Cd0.38051.0000Cr0.23850.34921.0000Cu0.53120.49870.37591.0000Hg0.29340.39710.15050.19791.0000Ni0.60530.28260.52710.43410.21141.0000Pb0.45020.80180.41570.50200.34030.30041.0000Zn0.01710.34640.41240.23790.24240.33430.32761.0000工业区表层土壤重金属间的相关系数AsCdCrCuHgNiPbZnAs1.

2、0000Cd0.32861.0000Cr0.37960.54101.0000Cu0.15290.56650.91971.0000Hg0.18130.53320.90210.98351.0000Ni0.68970.48870.69830.50280.47911.0000Pb0.39470.82920.67540.66970.61250.57761.0000Zn0.51770.75360.69510.62170.59040.63410.73881.0000山区表层土壤重金属间的相关系数AsCdCrCuHgNiPbZnAs1.0000Cd0.29091.0000Cr0.11320.06651.000

3、0Cu0.52660.08950.36361.0000Hg0.07500.24630.00590.50511.0000Ni0.07790.04880.94520.35760.04481.0000Pb0.20540.76580.10730.12230.22620.02801.0000Zn0.17610.60590.62730.25220.16960.62870.58981.0000交通区表层土壤重金属间的相关系数AsCdCrCuHgNiPbZnAs1.0000Cd0.12151.0000Cr0.13940.37301.0000Cu0.09200.42360.89451.0000Hg0.00410

4、.21110.01190.03211.0000Ni0.22790.35050.86950.88620.03981.0000Pb0.05990.61470.42770.50630.26580.39581.0000Zn0.18800.29420.39520.43160.11840.50310.48211.0000公园绿地区表层土壤重金属间的相关系数AsCdCrCuHgNiPbZnAs1.0000Cd0.39851.0000Cr0.67960.58901.0000Cu0.10910.50300.36101.0000Hg0.19430.05050.03000.13671.0000Ni0.66190.5

5、0370.74120.28420.03401.0000Pb0.28510.59710.40900.75710.38790.19491.0000Zn0.30830.71140.52340.52190.06130.33790.74721.0000整个城区表层土壤重金属间的相关系数AsCdCrCuHgNiPbZnAs1.0000Cd0.25471.0000Cr0.18900.35241.0000Cu0.15970.39670.53161.0000Hg0.06440.26470.10320.41671.0000Ni0.31660.32940.71580.49460.10291.0000Pb0.2899

6、0.66030.38280.52000.29810.30681.0000Zn0.24690.43120.42430.38730.19580.43640.49371.0000土壤中重金属含量的相关性可以推测重金属的来源是否相同，若重金属含量有显 著相关性，说明可能来源相同，这一来源有可能出白天然，即地球化学来源，否 则来源可能不只一个。除母质影响外，还可能是人为活动造成的复合污染所致， 城市区土壤中Cr-Ni，以及Cd，Zn，Cu，Pb之间都有显著的相关性，说明这些 金属来自同一污染源的概率较大，具有较强的伴生关系。As与其它各元素相关 性最低，表明它的积累独特。各功能区地质累积指数污染级别评定AsCdCrCu