菏泽市水系沉积物重金属特征及风险评估
徐雄, 孙艳亭, 肖方, 肖培平, 董应尚, 李敏

Characteristics and risk assessment of the heavy metals in stream sediments of Heze City
XU Xiong, SUN Yan-Ting, XIAO Fang, XIAO Pei-Ping, DONG Ying-Shang, LI Min
图2 不同流域沉积物重金属差异
Cu、Zn、Ni、Cr、Pb含量单位为10-6;Cd含量单位为10-8
Fig.2 Difference of heavy metals in sediments in different watersheds