摘要
对太阳黑子活动周期与1951~2005年阜新暴雨日数进行了分析研究。结果发现,各太阳黑子谷值周期黑子相对数与各周期内暴雨日数相关显著,相关系数达-0.842;同时,太阳黑子谷值周期内某年的阜新暴雨日数与该年的太阳黑子数相关系数达-0.737。说明阜新暴雨日数与太阳活动有着密切的相关。这一结论将为研究暴雨发生规律及暴雨的预测、预报、农业旱涝规律提供有利的气候背景和依据。
The quasi 11-year cycle of sunspot activities and torrential rain days in Fuxin during 1951-2005 were studied.As was shown in the results,the relative number of sunspots and the torrential rain days in the sunspot cycle of trough value were significantly related with a correlation coefficient of-0.842.At the same time,the correlation coefficient between torrential rain days in Fuxin and the relative number of sunspots of certain year within the sunspot cycle of trough value reached-0.737.It was clear that the torrential rain days in Fuxin were closely related with solar activity.The conclusion would provide the favorable climate background and basis for the study of regularity of rainstorm outbreak,monitoring and forecasting of torrential rain and regularity of agricultural drought and flood.
出处
《安徽农业科学》
CAS
北大核心
2011年第3期1574-1574,1590,共2页
Journal of Anhui Agricultural Sciences
关键词
太阳活动周期
暴雨日数
关系研究
Cycle of solar activities
Torrential rain days
Relational study