Geographical environment of Luzhai town

Luzhai Town is located in the middle of Luzhai County, with the center at east longitude109 44 ′ and north latitude 24 29 ′. It is 36.5 kilometers long from north to south and 28.5 kilometers wide from east to west, with a total area of 438.8 square kilometers. It borders Zhaisha Town, Sipai Township and Lagou Township in the east, Luorong Town in Yufeng District in the southwest, Dongquan Town in Liucheng County in the west, jiang kou xiang and Daojiang Township in the south, and Huangmian Township and Zhongdu Town in the north.

Luzhai Town is located at low latitude, belonging to the transition zone from south subtropical zone to middle subtropical zone, which is obviously affected by monsoon circulation. Its climate is characterized by mild climate and sufficient heat. Summer is long and winter is short, summer is hot and winter is cool. There is plenty of sunshine and a lot of solar radiation. Light, heat and water are basically in the same season. Winter is easy to dry, mostly in the north wind, and frost often appears in sunny mornings. There is a "cold spring" in early spring and a "cold dew wind" in autumn.

temperature

According to the statistics of meteorological data for many years, the annual average temperature in Luzhai Town is 20-2 1℃, and it is the hottest in July, with the average temperature above 28℃. The coldest month is 65438+ 10, and the average temperature is 9- 10℃. The annual accumulated temperature above 0℃ is 7000-7600℃, and the stable active accumulated temperature ≥ 10℃ is 6230-7000℃. If the average climate temperature is greater than 22℃ in summer, less than 10℃ in winter and less than10-22℃ in autumn; There are 77 days from February 18 to May 6 * * in spring, 7 to June 16 * * in summer, and 0 to June 17 in autumn. According to the meteorological data since the end of 1950s, the extreme maximum temperature appeared at 197 1 on July 22nd, reaching 39.9℃. Over the years, the extreme minimum temperature appeared in 1963 65438+ 10 month 14 to 15, as low as -4℃.

frost season

According to the statistics of meteorological data for many years, the average first frost in Luzhai Town is in late February, the average final frost is in early February, and the average frost-free period is about 334 days. The safe growth period of rice is about 2 15 days, and the effective accumulated temperature is greater than or equal to 12℃ and 2656℃.

deposit

According to the statistics of meteorological data for many years, the annual precipitation in Luzhai Town is about 1340- 1680 mm, and the rainfall is relatively concentrated. The average precipitation from April to August is 974- 1300 mm, accounting for 7 1-78% of the total annual precipitation. The rainfall in winter is the least, with an average of less than 50 mm per month.