[1] Northwest A&F Univ, Coll Nat Resources & Environm, 3 Taicheng Rd, Yangling 712100, Shaanxi, Peoples R China
[2] Qingdao Agr Univ, Coll Resources & Environm Sci, Qingdao 266109, Shandong, Peoples R China
[3] China Three Gorges Univ, Engn Res Ctr Ecoenvironm Three Gorges Reservoir R, Yichang 443002, Hubei, Peoples R China
[4] China Three Gorges Univ, Minist Educ, Yichang 443002, Hubei, Peoples R China
[5] China Three Gorges Univ, Coll Hydraul & Environm Engn, Yichang 443002, Hubei, Peoples R China