吕友,陈能成,陈泽强

• 1:武汉大学

摘要(Abstract)：

针对中低分辨率的遥感图像在表征空间异质性较大地区的土壤湿度空间格局存在较大误差问题,该文探讨了基于高分辨率影像在小尺度上分析土壤湿度空间分布及变异规律的可行性。首先利用高分一号WFV数据构建垂直干旱指数来反映秭归县土壤湿度干湿状况,然后进一步分析了该县土壤湿度在水平及垂直方向上的空间格局和分异规律。实验结果表明,野外同步土壤表层水含量测试数据同垂直干旱指数两者表现出较好的相关程度。

关键词(KeyWords)： 土壤湿度;垂直干旱指数;高程;空间格局

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(41771422);; 湖北省自然科学基金项目(2017CFB616)

作者(Author): 吕友,陈能成,陈泽强

DOI: 10.16251/j.cnki.1009-2307.2018.04.015

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