Institute of Restoration Ecology;
School of Chemical and Environ-mental Engineering;
China University of Mining and Technology;
Bei-jing 100083;
China;
Chongqing Institute of Green and Intelligent Technology;
ChineseAcademy of Sciences. 85 Jinyu Road;
Yubei District;
Chongqing410022;
China.;
Key Lab of Eco-environmental Science for Yel-low River Delta in Shandong Province;
Binzhou;
Shandong 256600;
China. E-mail: luzhaohua@cumtb.edu.cn.;