The geographical environment of huilong town

The climate in the territory belongs to subtropical warm and humid monsoon climate, characterized by abundant heat and rainfall, four distinct seasons, light, heat and water in the same season, and the monsoon climate is remarkable. There are frequent cold and warm air activities in spring, hot and rainy in summer, warm and rainy in autumn, and warm and rainy in winter with little frost and snow.

The annual average temperature in huilong town in Dazu District is 17.4℃, the extreme maximum temperature over the years is 40℃ (1August 29th, 972), and the extreme minimum temperature over the years is-3.4℃ (197565438+February 16), and there is no serious freezing injury. The average annual rainfall is10/0 ㎜, the longest is1468.0mm (1975), and the youngest is 676.9mm (1978); Precipitation is mainly concentrated from April to September every year, accounting for 80% of the whole year. The annual average evaporation is 1 146.2㎜, and the seasonal distribution of evaporation is uneven. The annual average relative humidity is 8 12.8%, and the annual average sunshine 13 14.2 hours. Huilong town Town in Dazu District is a place where streams develop, with small flow and easy to rise and fall. There are 7 small reservoirs in the town, namely Lijiakan Reservoir (covering an area of 150.27 mu, with a total storage capacity of 860,000 cubic meters and an irrigation area of about 3,000 mu), Nongyuan Reservoir (covering an area of 40.46 mu, with a total storage capacity of 223,000 cubic meters and an irrigation area of 1.000 mu) and Tianchi Reservoir (covering an area of 22. Irrigation area/kloc-0.05 million mu), Baihe reservoir (covering an area of 29.23 mu, with total storage capacity/kloc-0.28 million cubic meters and irrigation area of 800 mu), Huiyuan reservoir (covering an area of 53.87 mu, with total storage capacity/kloc-0.03 million cubic meters and irrigation area of 800 mu),