试论水利部土壤侵蚀分级方法的适用性
倪晋仁,李秀霞,韩鹏
Applicability of the Classification Method of Soil Erosion Intensity
NI Jinren,LI Xiuxia,HAN Peng
北京大学学报(自然科学版) . 2008, (6): 965 -969 .