[Chang, Guohua; Yue, Bin; Gao, Tianpeng] Lanzhou City Univ, Engn Res Ctr Min Pollut Treatment & Ecol Restorat, Sch Geog & Environm Engn, Lanzhou 730070, Gansu, Peoples R China.
[Yan, Wende] Cent South Univ Forestry & Technol, Res Sect Ecol, Changsha 410004, Hunan, Peoples R China.
[Pan, Gang] Chinese Acad Sci, Res Ctr Ecoenvironm Sci, State Key Lab Environm Aquat Chem, Beijing 100085, Peoples R China.
[Pan, Gang] Nottingham Trent Univ, Sch Anim Rural & Environm Sci, Nottingham 999020, England.