The geographical environment of Hunyuan

Hunyuan belongs to temperate continental monsoon climate zone, with dry and windy spring, warm and rainy summer, cool autumn and cold and dry winter. The annual average temperature is 6.2℃, the average rainfall is 424.6 mm, and the average frost-free period is1/kloc-0 ~120 days in mountainous areas. Hun yuan has a typical continental climate, with little snow in winter, cold weather and plenty of sunshine. Spring is dry, windy and windy. The summer is mild, and the rainy season is concentrated (from late July to early September), with local heavy rain to heavy rain and frequent mountain torrents. In autumn, the weather is cool, sunny, with good visibility and stable weather. Winter and spring are long, and summer and autumn are short.

The average annual precipitation in Hunyuan is 388mm, the maximum annual precipitation is 595mm, and the minimum annual precipitation is 215.8 mm. The precipitation in March-May accounts for 15% of the annual precipitation, 6 1% in June-August, 22% in 9 ~ 10, and 6 ~. The annual average evaporation 1932.3mm, the annual maximum evaporation is 2395.5mm, the evaporation is greater than the precipitation, and the initial groundwater is 3 ~10 m. ..

The north wind prevails in Hunyuan every month of the year, with an annual average wind speed of 3.5m/s, which is higher in winter and spring and lower in summer and autumn. The extreme maximum wind speed reaches 33.7m/s, and the maximum frozen soil depth is1.29 ~1.5m. There are more than 20 kinds of proven mineral resources in Hunyuan, among which coal, oil shale, granite, bentonite, zeolite and fluorite are all high-quality minerals.

Hunyuan coalfield covers an area of about 320 square kilometers, with a geological reserve of 3.63 billion tons. Raw coal includes anthracite and bituminous coal, and its calorific value is 5000 ~ 6500 kcal/kg. The total reserves of granite reach 600 million cubic meters, mainly distributed in Nanshan District such as Qingciyao Township. Bentonite reserves are 654.38 billion tons, which is one of the large-scale high-quality calcium-based bentonite deposits in China. Zeolite reserves are 400 million tons, the only producing area in Shanxi. Granite reserves are 65.438+0.93 billion cubic meters, especially black granite, which is a world-class stone product and is known as "Beiyue Black", and its export is often called "Shanxi Black". Hunyuan bean jelly takes potato starch as raw material, adds appropriate amount of alum, stirs it into paste, rolls it on fire, and pours it out after cooling, so it is also called powder mound. Soybean is one of the dominant crops in Hunyuan, mainly produced in the alpine mountain area of Hengshan Mountain in Beiyue. Hunyuan crisp soybean has five characteristics: fragrant, crisp, large, flowering and beautiful skin.