1961 - 2016年秦岭山区冷季积雪日数变化特征及其影响因子 |
李茜, 魏凤英, 雷向杰 |
The variation characteristics of snow cover days and its influencing factors in cold season in the Qinling Mountains from 1961 to 2016 |
Qian LI, Fengying WEI, Xiangjie LEI |
图6 秦岭各区冷季积雪日数M-K统计量曲线(直线为α=0.05显著性水平临界值) |
Fig.6 The M-K statistic curves of snow cover days in cold season in Zone Ⅰ (a), Zone Ⅱ (b), Zone Ⅲ (c), Zone Ⅳ (d) and Zone Ⅴ (e) in the Qinling Mountains (the straight line showing significance level critical value of α=0.05) |