[1]WU Guang-yan,WU Fa-qi,YIN Wu-jun,et al.Study on Characteristics of Natural Rainfall in Yangling, Shaanxi Province[J].Research of Soil and Water Conservation,2011,18(01):48-51.
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Research of Soil and Water Conservation[ISSN 1005-3409/CN 61-1272/P] Volume:
18
Number of periods:
2011 01
Page number:
48-51
Column:
Public date:
2011-02-20
- Title:
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Study on Characteristics of Natural Rainfall in Yangling, Shaanxi Province
- Author(s):
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WU Guang-yan, WU Fa-qi, YIN Wu-jun, SONG Xiang-yang, WU Qiu-ju, YANG Xiao-fen
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College of Resources and Environment, Northwest A&F University, Yangling, Shaanxi 712100, China
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- Keywords:
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natural rainfall; rainfall intensity; median raindrop diameter; kinetic energy of rainfall; Yangling of Shaanxi province
- CLC:
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S157
- DOI:
-
-
- Abstract:
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The natural rainfall raindrop characteristic is one of soil erosion power factors, and is the basic study of the rainfall agents of erosion rule. The process of natural rainfall was recorded by siphonic pluviograph, then the natural raindrop was observed with filter-color stain method, and the raindrop diameter was measured by computer software called Image-J. The results indicated that the distribution of natural raindrop size was coincidented with Best’s function in Yangling. The relationship of the median raindrop diameter and the kinetic energy of rain with rainfall intensity can be expressed significantly degree dependence, but the relationship has some difference because of rainfall difference and observation scope limit.