50年来秦岭金钱河流域水文特征及其对降水变化的响应

白红英, 侯钦磊, 马新萍, 章杰, 袁博

Hydrological Characteristic and Its Responses to Precipitation Change in Jinqian River Basin of Qinling Moutains During the Last 50 Years

Hong-ying BAI, Qin-lei HOU, Xin-ping MA, Jie ZHANG, Bo YUAN

表3 金钱河流域四季径流变化趋势定量检验

Table 3 Statistical test on seasonal changes of annual runof in Jinqian River

季节 Kendall秩相关系数 累积滤波器法 Hurst指数 未来趋势 M值 趋势 Mα=0.05 Mα=0.01 显著性 春 -3.1444 递减 1.96 2.57 极显著 递减 0.7970 递减 夏 -1.2397 递减 1.96 2.57 不显著 递减 0.6637 递减 秋 冬 -2.1756 -2.9802 递减 递减 1.96 1.96 2.57 2.57 显著 极显著 递减 递减 0.6906 0.8265 递减 递减