汉江上游水体沉积物污染状况分析与评价

杨婵, 吴娟娟, 车旭曦, 岳思羽, 刘智峰, 宋凤敏

Pollution analysis and assessment of sediments in the upper reaches of the Hanjiang River

YANG Chan, WU Juan-Juan, CHE Xu-Xi, YUE Si-Yu, LIU Zhi-Feng, SONG Feng-Min

表7 沉积物重金属含量与理化性质的Pearson相关性系数

Table 7 Pearson correlation coefficient between heavy metal content and physical and chemical properties of sediments

元素 V Cr Mn Co Ni Cu Zn As Cd Pb V 1 Cr 0.748** 1 Mn 0.773** 0.609** 1 Co 0.829** 0.854** 0.811** 1 Ni 0.669** 0.793** 0.717** 0.824** 1 Cu 0.828** 0.831** 0.849** 0.964** 0.900** 1 Zn 0.455 0.693** 0.352 0.605* 0.875** 0.686** 1 As 0.810** 0.705** 0.950** 0.888** 0.770** 0.885** 0.458 1 Cd -0.321 0.080 -0.015 0.096 -0.028 0.032 0.019 -0.042 1 Pb 0.105 0.409 0.375 0.423 0.281 0.368 0.229 0.389 0.581* 1