Yao Zhihong について
Coll. of Resources and Environment,North China Univ. of Water Resources and Electric Power, Zhengzhou について
Yang Qingke について
Dep. of Urban and Resource Sciences,Northwest Univ., Xi’an について
Wang Fengping について
Zhouzhi Country Municipal Agricultural Bureau, Shanxi, Zhouzhi について
Inst. of Soil and Water Conservation,Chinese Acad. of Sciences and Ministry of Water Resources, Shanxi, Yangling について
Shuitu Baochi Yanjiu について