基于MODIS数据的额尔齐斯河上游河冰物候研究
胡婉嫔1,2(
), 效存德1,3, 谢爱红1, 沈永平1, 雷华锦1
), 效存德1,3, 谢爱红1, 沈永平1, 雷华锦1
Study on river ice phenology of upper Irtysh River with MODIS data
Wanpin HU1,2(), Cunde XIAO1,3, Aihong XIE1, Yongping SHEN1, Huajin LEI1
), Cunde XIAO1,3, Aihong XIE1, Yongping SHEN1, Huajin LEI1
图8. 开封河速率变化趋势
Fig.8. The change trend of river break-up and river freeze-up rates is that the river freeze-up rate decreases gradually （a） and the river break-up rate accelerates gradually （b）
