论文部分内容阅读
1996年春节前后,强大寒流南侵,造成广州市气温急剧下降,2月17～18日(?)天时间日均温就下降了10.7℃,至2月21日,日均温降至3.3℃,为该年最低(94年最低日均温为1月20日的7.1℃,95年为1月27日的9.3℃),极端最低温降至214℃(94年极端最低温为5.1℃,95年为6.4℃,2月18～27日连续10天的日均温在10℃以下,是广州市近40年来罕见的较长时间的低温;并在寒潮滞留期间,伴随着持续的阴雨,日均降水量为4.2mm,而且在10天内,每天的日照时间均为0,使广州市露地栽培的园林植物受到了较严重寒害。
Before and after the Spring Festival in 1996, a strong cold flow southward, resulting in a sharp decline in temperature in Guangzhou, February 17 ~ 18 days (?) Days average daily temperature dropped 10.7 ℃, to February 21, the average daily temperature dropped to 3.3 ℃, The lowest for the year (94 for the lowest daily average temperature of 7.1 on January 20 and 95 for the January 27 of 9.3) and an extreme minimum temperature of 214 ° C (94 for extreme minimum temperatures of 5.1 ° C, 95 The annual average temperature is 6.4 ℃. The daily average temperature below 10 ℃ for 10 consecutive days from February 18 to February 27 is a rare long time of low temperature in Guangzhou for nearly 40 years. During the cold wave persists, Average precipitation is 4.2mm, and within 10 days, the daily sunshine time are 0, so that Guangzhou open-field cultivation of garden plants suffered more severe chilling injury.