{"title":"基于 SPI 指数的贵州省气象干旱时空演变分析","authors":"袁 伟韬","doi":"10.36012/etr.v2i12.3059","DOIUrl":null,"url":null,"abstract":"本文以标准化降水指数为气象干旱指标,利用 1960-2016 年逐日的降水数据对贵州省的干旱强度和干旱频率进行特征分析。研究发现:1960-2016 年以来贵州省干旱发生频率整体呈下降趋势,且各地分布不平衡。贵州省以春夏两季干旱较为严重,秋季次之,冬季最弱;气象干旱强度空间分布特征与降雨空间分布特征具有一致性,呈“北多南少,西多东少”。","PeriodicalId":57110,"journal":{"name":"工程技术研究","volume":"23 1","pages":""},"PeriodicalIF":0.0000,"publicationDate":"2020-12-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":"{\"title\":\"基于 SPI 指数的贵州省气象干旱时空演变分析\",\"authors\":\"袁 伟韬\",\"doi\":\"10.36012/etr.v2i12.3059\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"本文以标准化降水指数为气象干旱指标,利用 1960-2016 年逐日的降水数据对贵州省的干旱强度和干旱频率进行特征分析。研究发现:1960-2016 年以来贵州省干旱发生频率整体呈下降趋势,且各地分布不平衡。贵州省以春夏两季干旱较为严重,秋季次之,冬季最弱;气象干旱强度空间分布特征与降雨空间分布特征具有一致性,呈“北多南少,西多东少”。\",\"PeriodicalId\":57110,\"journal\":{\"name\":\"工程技术研究\",\"volume\":\"23 1\",\"pages\":\"\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2020-12-31\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"1\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"工程技术研究\",\"FirstCategoryId\":\"1087\",\"ListUrlMain\":\"https://doi.org/10.36012/etr.v2i12.3059\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"工程技术研究","FirstCategoryId":"1087","ListUrlMain":"https://doi.org/10.36012/etr.v2i12.3059","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 1