Author Affiliations
1Institute of Land Resources and Sustainable Development, Yunnan University of Finance and Economics, Kunming 650221, China2College of Tourism and Geographical Science, Yunnan Normal University, Kunming 650500, Chinashow less
Fig. 1. Hourly percentage of fog in Xishuangbanna from 1961 to 2016
Fig. 2. Monthly distribution, variable coefficient and trend test of fog days and accumulative duration of fog events from 1961 to 2016 in Xishuangbann
Fig. 3. Seasonal distribution, variable coefficient and trend test of fog days and accumulative duration of fog events from 1961 to 2016 for spring, summer, autumn and winter in Xishuangbann
Fig. 4. Seasonal distribution, variable coefficient and trend test of fog days and accumulative duration of fog events for the dry season and wet season in Xishuangbann in 1961-2016
Fig. 5. Percentage of annual fog days(a) and accumulative duration of fog events(b) in Xishuangbanna
Fig. 6. Anomaly distribution(a, b, c), UF and UB curves of abrupt change test(d, e, f) for annual fog days in Xishuangbanna in 1961-2016
Fig. 7. Anomaly distribution(a, b, c), UF and UB curves of abrupt change test(d, e, f) for accumulative duration of fog events in Xishuangbanna
Fig. 8. Anomaly distribution, UF and UB curves of abrupt change test for annual average temperature in Xishuangbanna in 1961-2016
Fig. 9. Anomaly distribution UF and UB curves of abrupt change test for annual precipitation in Xishuangbanna in 1961-2016
| 气温 | | 降水 |
---|
年均温(℃) | 变异系数 | Z值 | 年降水(mm) | 变异系数 | Z值 |
---|
勐海 | 18.696±0.576 | 0.031 | 6.523*** | | 1321.695±168.599 | 0.130 | -0.997 | 景洪 | 22.399±0.575 | 0.025 | 7.287*** | 1155.837±185.267 | 0.148 | -1.081 | 勐腊 | 21.538±0.540 | 0.024 | 7.668*** | 1518.036±235.879 | 0.152 | -0.304 |
|
Table 1. The mean value, variable coefficient and trend test of annual temperature and precipitation in 1961-2016
| 勐海 | | 景洪 | | 勐腊 |
---|
年雾日数 | 年雾时长 | 年雾日数 | 年雾时长 | 年雾日数 | 年雾时长 |
---|
年降水 | 0.589 | 0.576 | | 0.666 | 0.597 | | 0.698 | 0.609 | 年均温 | 0.661 | 0.620 | 0.627 | 0.566 | 0.627 | 0.566 |
|
Table 2. Gray relation degree among average annual temperature and annual precipitation and annual fog days, annual accumulative duration of fog events in 1961-2016
| 勐海 | | 景洪 | | 勐腊 |
---|
年降水 | 年均温 | 年降水 | 年均温 | 年降水 | 年均温 |
---|
年雾日数 | 0.589 | 0.613 | | 0.592 | 0.567 | | 0.613 | 0.643 | 年雾时长 | 0.604 | 0.636 | 0.594 | 0.582 | 0.611 | 0.625 |
|
Table 3. Gray relation degree among annual fog days, annual accumulative duration of fog events and average annual temperature and annual precipitation in 1961-2016