[Li, Shi-You;Xiong, Fan;Liu, Ying-Jiu] Univ South China, Hunan Prov High Sch, Key Lab Pollut Control & Utilizat Technol, Hengyang 421001, Hunan, Peoples R China.^[Xie, Shui-Bo] Univ South China, Key Discipline Lab Natl Def Biotechnol Uranium Mi, Hengyang 421001, Peoples R China.