Dongkou County, a county under the jurisdiction of Shaoyang City, Hunan Province, is located in the southwest of central Hunan Province, with longhui County in the East, Wugang City and Suining County in the south, Hongjiang City in Huaihua City in the West and Xupu County in the north. The terrain is mountainous and steep in the northwest, low and flat in the middle, and hilly and hilly in the southeast. It is a subtropical monsoon humid climate with four distinct seasons. Dongkou county is 80.15 kilometers long from east to west and 65.3 kilometers wide from north to south, with a total area of 2184.01 square kilometers.
As of 2018, Dongkou county had 3 streets, 14 towns, 6 townships, 3 ethnic townships and 1 administrative districts, and the county government in Wenchang streets, the total registered residence population of 901 thousand and 200 counties, the 805 thousand and 300 permanent residents, the total GDP of 17 billion 221 million yuan, three industrial structure 26.9:34.0:39.1, and the per capita GDP of the permanent residents reached 21366 yuan, and the average annual urban residents per capita was The disposable income is 26921 yuan, and the per capita disposable income of rural residents is 10732 yuan.
Dongkou county is an old revolutionary base and the hometown of general Cai E. its main minerals are placer gold, iron, nickel, kaolin, etc. Historical sites include huilongzhou, Wenchang tower, dongkoutang, Banjiang spring, hot springs, Tongshan waterfall, Shanmen Songpo street and Nuoxi National Forest Park. On October 25, 2013, Dongkou county was officially awarded the honorary title of Chinese couplet culture County. On February 29, 2020, the people's Government of Hunan Province agreed to withdraw Dongkou county from poverty-stricken county. In November 2020, it was rated as the 10th model county (city) of supporting the army, superior families, supporting the government and loving the people in Hunan Province.
Historical evolution
In the fifth year of Yuanshuo (124bc), Emperor Wu of the Han Dynasty was called the Duliang Marquis state. In the sixth year of Yuanding (111bc), Emperor Wu of the Han Dynasty was called Duliang County, belonging to Lingling county;
In the first year of Wu Baoding (266), the county was changed from Duliang county to Wugang County, belonging to Zhaoling county;
In the first year of Taikang (280), there were two counties in the northeast of Wugang, namely, Duliang county and Jianxing county;
In the second year of Liang Datong in the Southern Dynasty (528), he Wuqiang, Jianxing and Duliang were Duliang counties, and Dongkou was Duliang county;
In 590, Duliang county was incorporated into Shaoyang County, and Dongkou was under the jurisdiction of Shaoyang County;
In the first year of Daye of Sui Dynasty (605), Wuyou county was established from Shaoyang County, and Dongkou was under the jurisdiction of Wuyou county;
In the fourth year of Wude (621), Wugang county was replaced by Wuyou County, Jianxing county was restored, and Dongkou County belonged to Jianxing county;
Tang Wude seven years (624 years), the province Jianxing into Wugang, Wugang County entrance jurisdiction;
In 1106, the fifth year of Chongning in the Northern Song Dynasty, Wugang set up an army, which led Wugang, Suining and Lingang counties. Dongkou belonged to Wugang county;
From the Yuan Dynasty to the fourteenth year of the Yuan Dynasty (1277), the Wugang army was changed to Wugang Road, and the first division of leadership (bingmasi, later changed to lishisi) and the three counties of Wugang, Suining and Xinning. Dongkou belonged to Wugang county;
In 1368, the first year of Hongwu in Ming Dynasty, Wugang road was changed into Wugang Prefecture, which led Wugang, Xinning and Suining (later Jingzhou) counties, and Dongkou belonged to Wugang county;
In the ninth year of Hongwu in Ming Dynasty (1376), jiangwugang Prefecture was Wugang Prefecture, which was subordinate to Baoqing Prefecture;
In the second year of the Republic of China (1913), Wugang Prefecture was changed to Wugang County, which was directly under the jurisdiction of Hunan provincial government, and Dongkou belonged to Wugang county;
In 1938, there were nine administrative supervision districts in Hunan Province. Wugang county was the sixth administrative supervision district, and Dongkou was under the jurisdiction of Wugang;
The people's Republic of China was founded in October 1949, and Wugang county is under the jurisdiction of Shaoyang administrative inspector general's office of Hunan Province;
On September 30, 1951, the Xuefeng Office of Wugang county was established in the northwest of Wugang county. On December 13 of the same year, it was changed into Dongkou Office of Wugang county;
On February 16, 1952, Dongkou county was established, and on April 1, 1952, Dongkou county was officially established, under the jurisdiction of Shaoyang administrative inspector's office;
In 1979, Shaoyang special office was renamed Shaoyang District Administrative Office (hereinafter referred to as district), and Dongkou county was under the jurisdiction of Shaoyang district;
On January 29, 1986, Shaoyang district was abolished and the system of city governing county was implemented. Dongkou county was under the jurisdiction of Shaoyang City.
administrative division
By the end of 2017, Dongkou county had 3 streets, 14 towns, 6 townships and tea shop management areas, 58 community residents committees and 536 villages. County People's Government in Wenchang street.
geographical environment
Location context
Dongkou county is located in the southwest of central Hunan Province, the east foot of Xuefeng mountains and the upper reaches of Zijiang River. Longhui County in the East, Wugang City and Suining County in the south, Hongjiang City in Huaihua City in the West and Xupu County in the north. The geographical coordinates are between 110 ° 8'40 ″ - 110 ° 57'10 ″ E and 26 ° 51'38 ″ - 27 ° 22'23 ″ n. It is 80.15 kilometers long from east to west and 65.3 kilometers wide from north to south, with a total area of 2184.01 square kilometers.
topographic features
Dongkou county is a hilly area in the south of the Yangtze River. The basic characteristics of topography are: various types of topography, mountain, hill, hill, flat, plain and all kinds of landforms, mainly hills and mountains.
climate
Dongkou county has a subtropical monsoon humid climate with four distinct seasons, rich heat, cold and cool summer, long crop growth period, changeable cold and warm in spring, frequent cold current activities, rainy in late spring and early summer, drought in midsummer and early autumn, mountainous and hilly areas. The seasons vary. The climate difference between Xuefeng mountain area in the northwest and hilly area in the southeast is obvious. The Northwest Mountainous area belongs to the subtropical humid and cool area, with abundant rainfall and poor heat resources. There are many rainstorms in spring and summer, many ice and snow in winter, and cool temperature in midsummer. The southeast hilly region belongs to the subtropical humid and mild region. It is rainy in spring, accompanied by hail, thunderstorm and gale, drought in summer and autumn, different hilly terrain and obvious microclimate difference.
Temperature: the average annual temperature of Dongkou county is 16.6 ℃. The hottest month is July with an average temperature of 27.3 ℃; the coldest month is January with an average temperature of 5.4 ℃. The annual average number of days with daily minimum temperature ≤ 0 ℃ is only 16.2 days.
Precipitation: the annual average precipitation of Dongkou county is 1491 mm, and the annual average rainy day is 180 days. The period of spring rain is from early March to April, with more rainy days and less rainfall intensity. May to the end of June is the Meiyu period, the intensity of precipitation increases, the number of rainstorms is more, the average monthly rainfall is more than 200 mm. From the end of September to the beginning of November, there are more rainy days and more rainfall. The monthly average rainfall in October is more than 100 mm.
Sunshine: the annual sunshine hours in Dongkou county range from 1173.5 to 1705.5 hours, with an interannual variation of 532.0 hours. The annual average sunshine hours is 1424.0 hours, and the annual sunshine percentage is 32%. Affected by topography and topography, sunshine hours decrease gradually from southeast to northwest. In sunny days, the sunshine hours in the Northwest Mountainous area are 51 hours less in month and 612 hours less in year than those in the central and Eastern hilly areas.
Evaporation: the annual evaporation in Dongkou County ranges from 1022.0 mm to 1447.5 mm, with an interannual variation of 425.5 mm. The precipitation is greater than evaporation in spring, summer and winter, and the evaporation is greater than precipitation in autumn.
Frost: the frost free period in Dongkou county is about 290 days. The first frost is usually in the middle of November of the first year, and the last frost is usually in the first ten days of March of the next year.
Snow: the average snowfall in Dongkou county is 11.8 days. The first snowfall usually occurs in the middle of November, and the last snowfall occurs in the last ten days of March.
Wind: the wind direction of Dongkou county changes with seasons. In the winter half year (November April), the east wind is dominant, followed by the north wind, and in the summer half year (may October), the west wind is dominant, followed by the south wind. The most frequent wind directions are east wind and west wind, followed by northeast wind. The average wind speed over the years is 1.3 m / s.
hydrology
There are more than 130 rivers in Dongkou County, of which 80 are more than 5 km long. Most of them originate from the Xuefeng mountains in the northwest and flow to the southeast and northwest, belonging to the Ziyuan river system. There are 71 water systems flowing into Zishui County, with a drainage area of 1949.584 square kilometers, accounting for 88.6% of the total area of Dongkou County; 9 water systems flowing into Yuanshui County, mostly in Luoxi Yao Township, with a drainage area of 249.8 square kilometers, accounting for 11.4% of the total area of Dongkou County.
Liaoshui: liaoshui irrigation district is located in the south of the county, to the east of Xuefeng in the west, to Pingxi River in the north, to liaoshui River in the south, and to the confluence of liaoshui River and Pingxi River in the East. It is a long and narrow triangle. It irrigates eight towns and a state farm in Dongkou County, with a designed irrigation area of 186970 mu. The main stream has a total length of 92 kilometers and a drainage area of 1141 square kilometers.
Pingxijiang: pingxijiang was formerly known as Xiakou, also known as Dongkou. It originates from Dawan of Qianyang County, enters the territory at the estuary of Dongkou County, and flows into Nanshui from the left bank through Yuexi, Dongkou town of Dongkou County, Zhushi and longtanpu of Shijiang town. The total length of the main stream is 93 km, the drop is 261 m, the average width of the riverbed is 70.8 m, the average annual flow at the estuary is 76 m3 / s, and the drainage area is 2269 square km.
Huangnijiang River: a tributary of pingxijiang River, also known as shanmenshui river. It runs through the northeast of the county. Huangni river originates from Baima Mountain in Longhui County, passes through Tongshan Township, Shanmen town and Shuidong Township in Dongkou County, and joins Pingxi River from the left bank at CHUANSHI mountain. The main stream has a total length of 41 kilometers and a drainage area of 436 square kilometers.
Gongxi River: a tributary of the Yuan River, it originates from Zhangjiachong, Suining County, passes through Luoxi, Shuikou and Dongkou County, and leaves at yuzitang, with a total length of 64 kilometers and a drainage area of 488 square kilometers. The county has a river length of 18.5 km and a drainage area of 249.8 square kilometers.
natural resources
water resource
As of 2017, there are 130 rivers and streams in Dongkou County, of which 80 rivers are more than 5 km long, which flow through the area of zhandong
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