利用NOAA/AVHRR资料监测云南大面积干旱的业务流程  

An Operational Flow of Monitoring Large-scale Drought by using NOAA/AVHRR Data in Yunnan

作　　者：董谢琼[1] 徐虹[1] 浦吉存 杨泉林[3] 周伟民[1] 

机构地区：[1]云南省气象科学研究所,昆明650034 [2]云南省曲靖市气象局 [3]云南省气象局

出　　处：《气象》2001年第1期31-34,共4页Meteorological Monthly

基　　金：云南省气象局青年基金项目!"利用卫星遥感监测云南大范围旱涝的业务应用研究"(YQ980 2 )资助

摘　　要：介绍了利用 NOAA/AVHRR资料进行云南大面积干旱监测的方法和业务流程 ,讨论了干旱指标、面积估算方法、作物干旱识别、产品制作等关键问题 ,并对 1 999年春季的曲靖市监测结果作了详细分析。结果表明 ,在云南利用卫星遥感技术对大范围干旱的面积、程度、空间分布等动态变化监测是可行的。The method and operational flow of monitoring large scale drought in Yunnan by using NOAA/AVHRR data are presented.Meanwhile key problems,such as index of distinguishing drought,method of area estimation,identification of crop drought and derivative of image product,were discussed.According to detailed analysis on monitoring product in the spring of 1999 in Qujing region,it was proved that using satellite Remote Sensing technique to monitor area, degree and allocation of large scale drought is available in Yunnan.

关 键 词：AVHRR资料 干旱监测 云南 动态监测 NOAA资料 卫星遥感 业务流程 

分 类 号：P457.6[天文地球—大气科学及气象学] P407