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

表2 农用地土壤污染风险管制值

Table 2 Risk control values for soil contamination of agriculturalland

污染 项目 风险管控值/10-6 pH≤5.5 5.5<pH≤6.5 6.5<pH≤7.5 pH>7.5 镉 1.5 2 3 4 汞 2.0 2.5 4 6 砷 200 150 120 100 铅 400 500 700 1000 铬 800 850 1000 1300