TY - Journal of Yangtze River Scientific Research Institute A1 - WANG Zhi-gang,TU Ren-meng,SUN Jia-jia,HU Bo,DING Wen-feng,XU Wen-yu,ZHANG Ping-cang T1 - Rapid Estimation of Soil Erosion Amount in Small Watershed Based on Standards for Soil Erosion Gradation:An Example from Bijie Monitoring Station in Chishuihe River Basin Y1 - 2013-04-28 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 22 EP - 26 VL - 30 IS - 5 UR - http://ckyyb.crsri.cn N1 - 10.3969/j.issn.1001-5485.2013.05.06 ER -