黑龙江省富裕县气候季节变化特征
Seasonal Climate Changes of Fuyu County in Heilongjiang Province
马繁东 1程义武 2袁湘玲 1孙砳石1
作者信息
- 1. 黑龙江省齐齐哈尔市气象局,黑龙江齐齐哈尔161006
- 2. 黑龙江省龙江县气象局,黑龙江龙江161100
- 折叠
摘要
[目的]深入掌握富裕县四季开始时间和四季长度的变化规律.[方法]利用富裕气象站1961 ～2014年逐日气温资料,按照《气候季节划分》对四季开始日期和长度进行划分,对近54a来富裕县入季时间、四季持续天数及其变化特征进行分析.[结果]近54a来富裕县春、夏、秋、冬季平均开始日期分别为4月27日、7月2日、8月10日和10月1日,气候倾向率分别为-1.482、-2.241、1.121、0.807d/10a,春季和夏季开始时间呈提前趋势,秋季和冬季开始时间略有推迟,幅度较小;四季平均长度分别为66、39、52和208 d,气候倾向率分别为-0.759、3.362、-0.314、-2.267 d/10a,富裕县冬季最长、夏季最短,春季和冬季持续天数呈缩短趋势,夏季持续天数增加趋势明显,秋季持续天数基本没有变化.[结论]该研究可为应季农业生产、城市运营管理提供参考.
Abstract
[Objective] To grasp the change law of length and start time of the four seasons in Fuyu County.[Method] Based on the daily temperature data of Fuyu meteorological station,the start date and length of four seasons were divided according to Seasonal Climate Division.The start date and lasting days of four seasons were analyzed in Fuyu County in recenty 54 years,as well as their change characteristics.[Result]The start dates of spring,summer,autumn and winter of Fuyu County were April 27,July 2,August 10 and October 1,respectively,with the climate tendency rates being-1.482,-2.241,1.121 and 0.807 d/10a.The start dates of spring and summer showed an advanced trend;while start dates of autumn and winter were slightly delayed.The average lengths of four seasons were 66,39,52 and 208 d,respectively,with the climate tendency rates being-0.759,3.362,-0.314 and-2.267 d/10a.Winter was the longest while summer was the shortest in Fuyu County.The lasting days of spring and winter showed a tendency of shortening.The lasting days of summer significant enhanced;while those of spring showed no significant changes.[Conclusion] This research provides references for the seasonal agricultural production and urban operation management.
关键词
富裕县/季节/起始日期/四季长度/变化趋势Key words
Fuyu County/Season/Starting date/Seasonal length/Change trend引用本文复制引用
出版年
2016
国家科技期刊平台
NSTL
维普
万方数据