Traditional Culture Encyclopedia - Weather inquiry - The Human Geography of Dangdian Town
The Human Geography of Dangdian Town
There are 10 peaks over 2300m in Ruodian Town, with the highest elevation of 2905m and the lowest elevation of Tiger Street1.994m, with a relative elevation difference of 91.065438m.. Small reservoirs 1 1, including 2 small (I) reservoirs and 9 small (II) reservoirs, which are rich in groundwater resources. In China, the groundwater runoff path is short, the chemical types of water quality are relatively simple, mainly heavy calcium carbonate, and the salinity is generally small. It is fresh water with low salinity, suitable for drinking and industrial water.
If the spot is an earthquake-prone area. 1April 1985 13: 52, an earthquake of magnitude 6.3 occurred. The main types of soil in the town are red soil, brown soil, yellow brown soil, purple soil and sandy loam. Among them, red soil has the largest area, accounting for more than 70% of the total area of the town. The area below 2600 meters above sea level in the town is red soil baseband, which is basically red loam except for a small amount of mountain yellow brown soil and sandy loam. Except limestone, there are no metallic and nonmetallic minerals with mining value in China.
Ruodian Town belongs to the low latitude plateau monsoon climate, which is controlled by direct circulation and westerly circulation in winter and spring. The continental monsoon climate is obvious and there is little rain. Summer and autumn are mainly controlled by the warm current climate of the southwest Pacific Ocean and the southeast Indian Ocean, with sufficient rainfall. May -65438+ 10 is rainy season, and June-165438+ 10 is dry season. There is a hail route that starts from Dongchuan, China, and enters the territory of Songming through joint-cursing Miao-planning widening-Majie-Luga-Xianfeng.
For example, the annual average temperature in Dianzhen is 14.4℃, the frost-free period is 229 days, which is greater than 15℃, the allowable duration is 144 days, which is greater than 20℃, the average precipitation is 950 mm, the annual sunshine is 2066.3 hours, and the annual total solar radiation is 43899.6 joules/square centimeter.
Ruodian Town is rich in animal and plant resources, with trees and shrubs. There are all kinds of grasses, ferns, wild animals and medicinal animals in the forest. There are edible fungi in the mountains, such as Tricholoma matsutake, chicken fir, auricularia auricula, Penicillium, dry bar, Rhizoctonia solani, milk mushroom and so on.
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