[Xiong, Yongzhu; Zhu, Mingyong] Jiaying Univ, Sch Geog & Tourism, Meizhou 514015, Guangdong, Peoples R China.
[He, Wenming] Jiaying Univ, Sch Chem & Environm, Meizhou 514015, Guangdong, Peoples R China.
[Zhang, Quanfa] Chinese Acad Sci, Wuhan Bot Garden, Key Lab Aquat Bot & Watershed Ecol, Wuhan 430074, Hubei, Peoples R China.
[Tan, Shuduan] Hunan City Univ, Coll Architecture & Urban Planning, Yiyang 413000, Peoples R China.
[He, Hongming] Northwest Agr & Forestry Univ, State Key Lab Soil Eros & Dryland Farming Loess P, Inst Soil & Water Conservat, Yangling 712100, Shaanxi, Peoples R China.