What is the most populous county in Anhui?

Linquan County is the most populous county in Anhui.

Linquan County is located in the northwest border of Anhui Province and belongs to Fuyang City. As of 20 17, Linquan county has a registered population of 2.298 million, which ranks among the best in the country, but the permanent population is not that much, only 163 1000.

Linquan county has a long history. During the Western Zhou Dynasty, it was the fief of Zhou Wenwang's tenth son. Its name is Shen, also known as Shen Guo. After the reunification of Qin Shihuang, there was a county for sleeping and a county for pingyu in the west. In the Han Dynasty, it was changed to Wanxian County, and Xiyang County was established in the west. Sui and Tang Dynasties belonged to Yingzhou, and Ming Dynasty belonged to Fengyang House.

Extended data:

Geographical environment of Linquan County:

1, location and area

Linquan County is located in the southwest end of Huanghuai Plain and the northwest of Anhui Province. Geographical location is between114 50 ′ ~16 5438+05 31′ and 32 35 ′ ~ 33 09 ′.

It borders Yingzhou District, Yingquan District and Funan County in the east, northeast and southeast, Pingyu County, Xiangcheng County and Xincai County in Henan Province in the west, northwest and southwest, Huaibin County in Henan Province across the Red River in the south, and jieshou city and shenqiu county in Henan Province in the north. The county is 62 kilometers wide from east to west and 68 kilometers long from north to south, with a total area of 1839 square kilometers.

2. Topography

Linquan county is located in the southwest of Huaibei alluvial plain, with an altitude of 3 1 ~ 40 meters. It is flat and slightly inclined from northwest to southeast. There are two types of geomorphological causes: Hejian flat land and floodplain. Hejian Flat Land: It is the main geomorphic unit in Linquan County and distributed in the vast Hejian area.

The terrain is flat and open, and it is composed of bluish yellow variegated loam accumulated by Quaternary and Pleistocene rivers. Floodplain: It is distributed on both sides of the Red River and Quanhe River, 2-5 meters below the river level, with a width of about 1 km. The ground is flat and slightly inclined to the river bed. It is composed of red loam, clayey silt, brownish yellow-light yellow clayey silt and silt accumulated in Quaternary Holocene.

3. Climate

Linquan County belongs to the continental warm temperate semi-humid monsoon climate zone, with mild climate, moderate rainfall, abundant sunshine and distinct four seasons. Spring is cold and rainy, winter is dry and snowy, summer is hot and rainy, and autumn is sunny.

It shows that the average temperature > 22℃ is summer,

Baidu encyclopedia-linquan county