山东省安丘地区农业土壤重金属元素地球化学特征及环境评价

赵秀芳, 张永帅, 冯爱平, 王艺璇, 夏立献, 王宏雷, 杜伟

Geochemical characteristics and environmental assessment of heavy metal elements in agricultural soil of Anqiu area, Shandong Province

ZHAO Xiu-Fang, ZHANG Yong-Shuai, FENG Ai-Ping, WANG Yi-Xuan, XIA Li-Xian, WANG Hong-Lei, DU Wei

图5 表层土壤重金属元素系统聚类分析

Fig.5 Hierarchical cluster analysis of heavy metal elements in surface soil