黑龙江农业科学Issue(2)：19-22,47,5.DOI:10.11942/j.issn1002-2767.2019.02.0019
黑龙江省富裕县1961-2017年降水特征
Precipitation Characteristics in Fuyu County of Heilongjiang Province from 1961 to 2017
马繁东 1祝玉梅 1邱海芝 2王娜 1商宝荣3
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. 黑龙江省富裕县气象局, 黑龙江 富裕 161200
- 3. 黑龙江省依安县气象局, 黑龙江 依安 161500
- 折叠
摘要
Abstract
In order to understand the regularity of precipitation variation in Fuyu county, using daily precipitation data from 1961 to 2017 at Fuyu meteorological Station, the distribution and variation characteristics of precipitation and precipitation days in Fuyu county were analyzed by trend analysis and anomaly percentage method.The results showed that in the past 57 years, the average annual precipitation in Fuyu county was 444.4 mm, and the change trend is slightly increased but not obvious.Summer precipitation is the most, winter was the least, autumn precipitation was more than spring precipitation.Winter precipitation showed a significant increase trend, but other seasons did not change significantly.The average precipitation in July was 134.0 mm and in January was 2.2 mm.The monthly precipitation changed greatly after 1980 s.The precipitation change in December showed a significant increase trend with a tendency rate of 10.0 mm·10 a-1.The annual average total precipitation days were 75.0 days, and the monthly precipitation days change the most after 2000.The decreasing trend of annual precipitation days was not obvious.The change trend of total precipitation days in December was the same as that of precipitation.The maximum number of years with severe drought in May is 8 years, and the maximum number of years with mild drought in September is 25 years.关键词
降水量/降水日数/变化特征/富裕县Key words
precipitation/days of precipitation/variation characteristics/Fuyu county引用本文复制引用
马繁东,祝玉梅,邱海芝,王娜,商宝荣..黑龙江省富裕县1961-2017年降水特征[J].黑龙江农业科学,2019,(2):19-22,47,5.
