| 北京市农田时空分布与风蚀基本特征 |
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| 引用本文： | 王仁德,邹学勇,赵婧妍. 北京市农田时空分布与风蚀基本特征[J]. 地理研究, 2011, 30(1): 145-152 |
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| 作者姓名： | 王仁德 邹学勇 赵婧妍 |
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| 作者单位： | 河北省科学院地理科学研究所;北京师范大学地表过程与资源生态国家重点实验室;北京师范大学中国沙漠研究中心; |
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| 基金项目： | 国家“十一五”科技支撑项目(2006BAD26B03); 国家自然科学基金(40971011) |
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| 摘 要： | 本文采用遥感影像分析、野外实地调查与定点观测的手段对北京市农田的时空分布与风蚀基本特征进行了分析.结果表明:玉米留茬地和翻耕地是京郊主要的风蚀农田类型,其中留茬地在全市各地均有大面积分布,翻耕地主要分布在延庆盆地.近年来,北京市农田大幅减少,但作为主要风蚀农田类型的留茬地和翻耕地面积非但没有减少,甚至还有所增加.留茬地...
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| 关 键 词： | 农田 时空变化 风蚀特征 北京 |
Spatial-temporal distribution and wind-erosion features of farmland around Beijing |
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| WANG Ren-de,ZOU Xue-yong,ZHAO Jing-yan. Spatial-temporal distribution and wind-erosion features of farmland around Beijing[J]. Geographical Research, 2011, 30(1): 145-152 |
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| Authors: | WANG Ren-de ZOU Xue-yong ZHAO Jing-yan |
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| Affiliation: | WANG Ren-de1,2,3,ZOU Xue-yong2,ZHAO Jing-yan2,3(1.Institute of Geographical Sciences,Hebei Academy of Sciences,Shijiazhuang 050011,China,2.State Key Laboratory of Earth Surface Processes and Resource Ecology,Beijing Normal University,Beijing 100875,3.China Center of Desert Research at Beijing Normal University,China) |
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| Abstract: | As the capital of China and a world famous metropolis,Beijing has the wind-sand problem,which attracts the attention across the country.The researches on the wind-sand problem of Beijing has been done by many related scholars and placed emphasis on the influence of local sand source.As the largest kind of bare land in Beijing suburbs,farmland is the most important local sand source in this region.This paper studied specially the spatial-temporal distribution and wind-erosion features of farmland around Beij... |
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| Keywords: | farmland spatial-temporal distribution wind-erosion feature Beijing |
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