三江平原粮食主产区旱情评价指标研究  

Research for Drought Evaluation Index in Major Grain Production Regions of Sanjiang Plain

作　　者：丁红[1] 赵清[2] 刘东[1,3] 

机构地区：[1]东北农业大学水利与建筑学院,黑龙江哈尔滨150030 [2]农垦建三江分局水务局,黑龙江富锦156300 [3]东北农业大学农林经济管理博士后科研流动站,黑龙江哈尔滨150030

出　　处：《水资源与水工程学报》2010年第3期59-61,65,共4页Journal of Water Resources and Water Engineering

基　　金：国家自然科学基金资助(30400275);中国博士后科学基金资助(20080440832);东北农业大学科学研究基金资助

摘　　要：选定降水距平百分率、Z指标和降水温度均一化指标,依据红兴隆分局局直及其所辖10个农场1971～2008年的资料对该地区的干旱程度进行单因素评价与分析,比较各指标评价结果,表明Z指标更适合用来判断该地区的干旱分布特征,为制定抗旱减灾对策提供理论依据。Selecting 3 indexes of departure ratio of rain-fall, Z index and Is index, based on the data from 1971 to 2008, the paper carried out the drought evaluation and analysis in Hongxinglong area and comparison between the results obtained through different indexes. The result indicates that the Z index serves a better way to analyze the drought. The research achievement for drought evaluation index will provide scientific base for decision -making against drought work.

关 键 词：旱情评价 评价指标 粮食主产区 三江平原 

分 类 号：S423[农业科学—植物保护]