根据地方灾害史料记载,统计出唐代关中旱灾的发生规律。结果表明:唐代290年的时间内,共发生旱灾112年次,可以按照旱灾发生的频率将唐代划分为五个阶段。关中旱灾的连续性特征非常明显,连续三年以上的干旱链现象突出。旱灾在月份和季节中的分布极不均匀,季节性连续干旱偏多。唐代关中旱灾灾情较为严重。频繁的旱灾给唐代关中地区的社会生活和自然环境带来了极大的影响。 According to historical records of local disasters, statistics on the occurrence of drought in Guanzhong in the Tang Dynasty. The results showed that during the 290 years of Tang Dynasty, a total of 112 times of drought occurred, the Tang Dynasty can be divided into five stages according to the frequency of drought. The continuity of drought in Guanzhong is very obvious, and the phenomenon of drought chain for more than three consecutive years is prominent. The distribution of the drought in the month and season is extremely uneven, with more seasonal seasonal droughts. Guanzhong drought in the Tang Dynasty more serious. The frequent droughts have had a tremendous impact on the social life and the natural environment in the Guanzhong area of ​​the Tang Dynasty.