Ling ZHOU, Yunmei LI, Huan ZHAO, Shengzhong FANG, Xiang YAN, Heng LV. The Spatiotemporal Changes of Vegetation in Lakeshore of Dianchi Lake and Its Impact on Total Phosphorus Concentration in Dianchi Lake [J]. Journal of Geo-information Science, 2020, 22(10): 1946
- Journal of Geo-information Science
- Vol. 22, Issue 10, 1946 (2020)
Fig. 1. Distribution of study area and sampling points
Fig. 2. Flowchart of vegetation extraction in lakeside of Dianchi Lake
Fig. 3. Variation curve of total phosphorus concentration in Dianchi Lake with off shore distance
Fig. 4. Estimation model of total phosphorus concentration based on TM sensor
Fig. 5. Estimation model of total phosphorus concentration based on OLI sensor
Fig. 6. Spatial distribution map of total phosphorus concentration in Dianchi Lake
Fig. 7. Monthly and annual changes of total phosphorus concentration in Dianchi Lake
Fig. 8. Annual variation of vegetation coverage area and its NDVI in lakeside of Dianchi Lake
Fig. 9. Change trends of NDVI in lakeside zone and total phosphorus concentration in Dianchi Lake from 2005 to 2018
Fig. 10. Annual variation of total phosphorus load entering Dianchi Lake
Fig. 11. Variation trend of total phosphorus concentration in Dianchi Lake in different time periods
Fig. 12. Scattering trend graph of vegetation NDVI and total phosphorus concentration in different periods
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Table 1. Seasonal differences in the correlation between vegetation NDVI and total phosphorus concentration
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