摘要
干旱是主要的气象灾害之一,严重危害农业生产,及时准确地了解干旱信息具有重要意义。目前卫星遥感技术已成为干旱监测的重要手段之一。比较了干旱遥感监测中几种不同的指数方法,旨在为抗旱救灾提供参考。
Drought is one of main meteorological disasters that seriously endangers the agricultural production. Therefore, to understand drought information promptly and accurately has the important meaning. Satellite remote sensing has becoming one of the important tools to monitor the drought. Several different index methods in the remote sensing monitoring of drought were corupared, in order to provide reference for drought relief.
出处
《安徽农业科学》
CAS
北大核心
2009年第17期8289-8291,8297,共4页
Journal of Anhui Agricultural Sciences
关键词
干旱
遥感
指数方法
Drought
Remote sensing
Index methods
