蓬莱葡萄全生育期气象条件分析

目的]掌握葡萄生育期蓬莱的气象条件和规律。方法]对蓬莱葡萄全生育期的温度、降水、日照、热量等气象条件进行了分析。结果]蓬莱4月中、下旬、5月下旬和6月上旬的平均气温分别为11．5、13．9、19．1和20．6℃，6月初到9月中旬白天大部分时间的温度在25℃以上，8月上旬至10月上旬的平均气温为17．4—25．4℃。蓬莱冬季的平均气温为-0．4℃。蓬莱的年平均降水量为618．6nm。4月中旬到10月上旬的降水量为515．4mm，占全年降水量的83．3％；4月中旬至6上旬的降水量为89．4mm，占整个葡萄生长期降水量的17.3％；6月中旬到8月中旬的降水量为300．9m，占整个葡萄生长期降水量的58．4％。蓬莱葡萄生长期的日照时数为1598．6h。结论]整体上,蓬莱的气象条件有利于葡萄的生长发育。

Analysis on the Meteorological Conditions of Penglai in the Whole Growth Period of Grape

Objective] The purpose was to master the meteorological conditions and law of Penglai in the whole growth period of grape.Method] The meteorological conditions such as temperature,precipitation,sunlight and heat of Penglai in the whole growth period of grape were analyzed.Result] The average air temperatures of Penglai in middle and late Apr.,late May and early Jun.were 11.5,13.9,19.1 and 20.6 ℃ resp.,its temperature in the most of daytime from the beginning of Jun.to middle Sep.was higher than 25 ℃ and its average air temperature from early Aug.to early Oct.was 17.4-25.4 ℃.The average air temperature of Penglai in winter was-0.4 ℃.The average annual precipitation of Penglai was 618.6 mm,the precipitation from middle Apr.to early Oct.was 515.4 mm and accounted for 83.3% of annual precipitation,the precipitation from middle Apr.to early Jun.was 89.4 mm and accounted for 17.3% of precipitation in the whole growth period of grape,the precipitation from middle Jun.to middle Aug.was 300.9 mm and accounted for 58.4% of precipitation in the whole growth period of grape.The sunlight hours of Penglai in the growth period of grape was 1 598.6 h.Conclusion] Totally,the meteorological conditions of Penglai were beneficial to the growth and development of grape.