泾河合水川流域近50年径流演变特征及影响因素分析

陈锡云, 郭东静, 高晓栋, 金双彦

Runoff Evolution and Its Impacting Factors in the Heshuichuan Basin of the Jinghe River in the Past 50 Years

Xiyun Chen, Dongjing Guo, Xiaodong Gao, Shuangyan Jin

表3 合水川流域不同阶段水保工程措施面积

Table 3 Amounts of soil and water conservation countmeasures in Heshuichuan Basin during different stage

年份 梯田（km2） 坝地（km2） 禁封治理（km2） 1978 60.91 0.31 8.12 1996 217.28 0.98 42.00 2003 283.65 2.55 45.30 2011 330.16 11.29 95.30