[Luo, Yonghong; Shen, Yan; Xu, Zhuwen] Inner Mongolia Univ, Sch Ecol & Environm, Hohhot 010021, Peoples R China.
[Cheng, Jiming; Zhang, Min] Cent China Normal Univ, Sch Life Sci, Wuhan 430079, Peoples R China.
[Yan, Xingfu; Yang, Hui] North Minzu Univ, Coll Biol Sci & Engn, Yinchuan 750021, Peoples R China.
[Ge, Jingru] Beijing Inst Technol, Optoelect Coll, Beijing 100081, Peoples R China.
[Zhang, Jinfeng; Zhang, JF] Beijing Forestry Univ, Sch Ecol & Nat Conservat, Beijing 100083, Peoples R China.