[1]WANG Leiqin,WANG Fei,LI Pengfei.Relationships Between Vegetation Restoration and Soil Moisture on the Loess Plateau[J].Research of Soil and Water Conservation,2017,24(06):179-185,193.
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Research of Soil and Water Conservation[ISSN 1005-3409/CN 61-1272/P] Volume:
24
Number of periods:
2017 06
Page number:
179-185,193
Column:
Public date:
2017-11-24
- Title:
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Relationships Between Vegetation Restoration and Soil Moisture on the Loess Plateau
- Author(s):
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WANG Leiqin1, WANG Fei1,2, LI Pengfei2
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1. Institute of Soil and Water Conservation, Northwest A & F University, Yangling, Shaanxi 712100, China;
2. Institute of Soil and Water Conservation, Chinese Academy of Sciences and Ministry of Water Resources, Yangling, Shaanxi 712100, China
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- Keywords:
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Loess Plateau; vegetation restoration; similar precipitation condition; NDVI; SWI; remote sensing
- CLC:
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S152.7
- DOI:
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- Abstract:
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On the Loess Plateau, soil moisture is one of the major factors impacting the sustainability of vegetation restoration. In this study, we used datasets on precipitation, vegetation cover and soil moisture content to investigate the changing trends and regional variabilities of vegetation cover and soil moisture across the Loess Plateau between 1992 and 2013 at a 25 km scale. The results showed that:(1) vegetation cover for most areas of the Loess Plateau experienced a significant increasing trend, while soil moisture for majority parts of the plateau underwent an insignificant change; (2) under the similar precipitation condition, there were mainly two types of vegetation cover-soil moisture changes, which were increased vegetation coverage and soil moisture and increased vegetation coverage and decreased soil moisture. Regional variabilities of changes in vegetation cover and soil moisture were large, further studies were desirable to understand the relationship between vegetation restoration and soil moisture changes, and therefore to improve the sustainability of vegetation restoration on the Loess Plateau.