Arid Land Geography ›› 2022, Vol. 45 ›› Issue (5): 1472-1480.doi: 10.12118/j.issn.1000-6060.2021.476
• Hydrology and Water Resources • Previous Articles Next Articles
HU Keke1,2(),HE Jiancun3,ZHAO Jian3,SU Litan1(
),ZHANG Yin1,2
Received:
2021-10-13
Revised:
2021-12-01
Online:
2022-09-25
Published:
2022-10-20
Contact:
Litan SU
E-mail:hukeke20@mails.ucas.ac.cn;sulitan@ms.xjb.ac.cn
HU Keke,HE Jiancun,ZHAO Jian,SU Litan,ZHANG Yin. Ecological base flow in Niya River Basin under climate change[J].Arid Land Geography, 2022, 45(5): 1472-1480.
Tab. 3
Monthly ecological base flow of different hydrological monitoring sections in Niya River Basin /m3·s-1"
月份 | 尼雅水库 | 八一八渠首 | 尼雅水文站 | 尼雅渠首 |
---|---|---|---|---|
1 | 0.018 | 0.02 | 0.016 | 0.016 |
2 | 0.019 | 0.021 | 0.017 | 0.016 |
3 | 0.031 | 0.034 | 0.028 | 0.027 |
4 | 0.172 | 0.188 | 0.151 | 0.147 |
5 | 1.857 | 2.034 | 1.638 | 1.590 |
6 | 5.664 | 6.195 | 4.995 | 4.842 |
7 | 8.721 | 9.540 | 7.692 | 7.458 |
8 | 5.652 | 6.183 | 4.986 | 4.833 |
9 | 1.530 | 1.674 | 1.350 | 1.308 |
10 | 0.134 | 0.231 | 0.118 | 0.114 |
11 | 0.056 | 0.092 | 0.049 | 0.048 |
12 | 0.023 | 0.039 | 0.020 | 0.020 |
汛期 | 4.685 | 5.125 | 4.132 | 4.006 |
非汛期 | 0.065 | 0.089 | 0.057 | 0.055 |
Tab. 4
Regression equation of ecological base flow with annual precipitation and average annual temperature"
水文监测断面 | 回归方程 | 残差平方和 | R2 |
---|---|---|---|
尼雅水库 | y=0.099x1+0.012x2+0.253 | 9.009 | 0.368 |
八一八渠首 | y=0.108x1+0.013x2+0.275 | 10.782 | 0.368 |
尼雅水文站 | y=0.065x1+0.01x2+0.445 | 6.229 | 0.353 |
尼雅渠首 | y=0.084x1+0.01x2+0.216 | 6.590 | 0.368 |
流域整体 | y=0.89x1+0.11x2+0.298 | 8.037 | 0.365 |
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