干旱遥感监测中不同指数方法的比较研究  

Comparative Study on Different Index Methods in Remote Sensing Monitoring of Drought

作　　者：胡荣辰[1] 朱宝[1] 孙佳丽[2] 

机构地区：[1]江苏省气象局,江苏南京210008 [2]南京信息工程大学,江苏南京210044

出　　处：《安徽农业科学》2009年第17期8289-8291,8297,共4页Journal of Anhui Agricultural Sciences

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.

关 键 词：干旱 遥感 指数方法 

分 类 号：S127[农业科学—农业基础科学]