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Vegetation Control in the Long-Term Self-Stabilization of the Liangzhou Oasis of the Upper Shiyang River Watershed of West-Central Gansu, Northwest China
| Content Provider | Semantic Scholar |
|---|---|
| Author | Bourque, Charles P.-A. Hassan, Quazi K. |
| Copyright Year | 2009 |
| Abstract | Abstract This paper explores the relationship between vegetation in the Liangzhou Oasis in the Upper Shiyang River watershed (USRW) of west-central Gansu, China, and within-watershed precipitation, soil water storage, and oasis self-support. Oases along the base of the Qilian Mountains receive a significant portion of their water supply (over 90%) from surface and subsurface flow originating from the Qilian Mountains. Investigation of vegetation control on oasis water conditions in the USRW is based on an application of a process model of soil water hydrology. The model is used to simulate long-term soil water content (SWC) in the Liangzhou Oasis as a function of (i) monthly composites of Moderate Resolution Imaging Spectroradiometer (MODIS) images of land surface and mean air temperature, (ii) spatiotemporal calculations of monthly precipitation and relative humidity generated with the assistance of genetic algorithms (GAs), and (iii) a 80-m-resolution digital elevation model (DEM) of the area. Modeled r... |
| Starting Page | 1 |
| Ending Page | 22 |
| Page Count | 22 |
| File Format | PDF HTM / HTML |
| DOI | 10.1175/2009EI286.1 |
| Volume Number | 13 |
| Alternate Webpage(s) | https://meetingorganizer.copernicus.org/EGU2010/EGU2010-209.pdf |
| Alternate Webpage(s) | https://doi.org/10.1175/2009EI286.1 |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |