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陕南地区降雨侵蚀力分析

王丽 张建东 张宁宁

现代农业科技Issue(17):161-162,2.
现代农业科技Issue(17):161-162,2.

陕南地区降雨侵蚀力分析

Analysis of Rainfall Erosivity in Southern Shaanxi Area

王丽 1张建东 1张宁宁1

作者信息

  • 1. 安康学院,陕西安康 725000
  • 折叠

摘要

Abstract

Rainfall is the main dynamic factors of soil erosion in mountainous areas in China,the rainfall erosion force reflects the potential ability of rainfall on soil erosion,analysis and study on the distribution variation trend of rainfall erosivity plays an important role in monitoring,evaluation,prevention and treatment of soil erosion in southern Shaanxi.Using daily rainfall data from 7 weather stations of representative regions in recent 60 years of including Hanzhong,Lveyang,Foping,Shangzhou,Zhen’an,Ankang and Shiquan,the rainfall erosion force of each platform were computed and statistical characteristic of rainfall erosion force were analyzed. The results showed that average rainfall erosion force belongs to medium variation,southern Shaanxi rainfall erosion force gradually reduces from west to east.

关键词

降雨侵蚀力/时空分布特征/陕南地区

Key words

rainfall erosion force/temporal and spatial distribution characteristics/southren Shaanxi area

分类

农业科技

引用本文复制引用

王丽,张建东,张宁宁..陕南地区降雨侵蚀力分析[J].现代农业科技,2016,(17):161-162,2.

基金项目

陕西省教育厅项目(14JK1016);安康市科研项目(2015AK05-04);安康学院项目(2013AYQDZR13);安康学院大创项目(2015akxy023)。 ()

现代农业科技

1007-5739

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