Altitude in Aba County, Sichuan Province

Aba County, Sichuan Province is at an altitude of 3290. Rice.

Aba County is located on the southeast edge of the Qinghai-Tibet Plateau, at the junction of Sichuan, Gansu and Qinghai provinces, bordering ruoergai county, Hongyuan, Marcand, Rangtang, Maqu, jiuzhi county and banma county in Gansu Province. It is an important transportation hub, an important trade center and material distribution center from the mainland to the northwest. It is a county mainly engaged in animal husbandry, agriculture, animal husbandry and forestry, and belongs to a typical old, young, marginal, poor and sick area.

The terrain in the county is complex, and the terrain gradually inclines from northwest to southeast. The county is 3,290 meters above sea level, with the highest elevation of 5 154 meters and the lowest elevation of 2,936 meters. Runoff belongs to the Yangtze River and the Yellow River, and belongs to the semi-humid monsoon climate in the cold temperate zone of the plateau. The four seasons are not obvious, the temperature difference between day and night is large, the frost-free period is short, the solar radiation is strong, and the annual average temperature is 4℃.

Extended data:

Aba county has a long history. In ancient times, people lived there.

Jiannan Road in the early Tang Dynasty has 168 Jiyingzhou, and Aba is under the jurisdiction of Songzhou Dudufu.

In the 12th year of Emperor Taizong's Zhenguan reign (638), Emperor Taizong decided to appease Tubo, and married his distant niece Princess Wencheng to Songzan Gambu, who married Princess Wencheng. After occupying the area west of Songzhou, he immigrated from Ali, the hinterland of Tubo, and settled here, where he lived, multiplied and farmed.

"History of Amdo Politics and Religion" contains: "After Tang Jun was vomited by force; (Tibetan) people settled for the second time, so Aba should have the lineage of ancient garrison soldiers, and Tibetan tribes (coming to Aba) settled in Zong Kaba era. " "Many people in the north and south of Domai are descendants of troops sent by the French king of Tibet to guard the Tang-Tibet border."

Ming Taizu Hongwu belonged to Panzhouwei in the early years, and the upper, middle and lower Aba belonged to Songpanwei in Yongle period of Ming Dynasty, which was called Sanaba.

During the Kangxi period of the Qing Dynasty, Aba was also incorporated into Songpan Hall. In the first year of Yongzheng (1723), Jiaduobao, Maisang and Anqiang Guanzhai were awarded to Hijikata Chizuru households; Matthew, Teahouse, Altun, Gong Xueyu, Luo Lang and other hundreds of households are affiliated to Songpantang Tension Camp.

During the Republic of China, it was under the jurisdiction of Songpan County, forming 1 1 large tribes and 37 small tribes, which gradually became known as Aba.

195 1 peaceful liberation in August. In February 65438, the People's Government of Aba Tibetan Autonomous Region was established, which was equivalent to a county.

1954 65438+ 10, Southwest Administrative Committee approved the establishment of a county.

1March, 956, the county was formally established.

1959 carried out democratic reforms, abolished the feudal serfdom that ruled the people for thousands of years, and established a socialist system.

By the end of 1990, the administrative structure of the county was 1 town, 5 districts, 18 townships, 2 farms and 83 administrative villages.

1997, Aba county covers an area of 10369.6 square kilometers with a population of 54,000. Jurisdiction over 1 town and 18 townships: Aba Town, Walma Township, McQueen Township, Longcang Township, Hezhi Township, Gemo Township, Kaduo Township, Siwa Township, Dege Township, Ando Township, Qiu Ji Ma Township, Anqiang Township, Luodante Township, Rong 'an Township, Cross-sand Township, Keke Township. The county government is located in Aba Town.

In 2000, according to the data of the fifth census, the total population of the county reached 623 12.

In 2004, Aba County governed 1 town and 18 townships.

The landform of the county is divided into northeast hilly plateau and plain plateau; Central and western basins and plateau mountains; There are three different geomorphic areas in the southern alpine and Zhongshan valley forest areas, which have the geomorphic characteristics of the transition from plateau mountains to alpine valleys.

The county belongs to the semi-humid monsoon climate of plateau cold temperate zone, with spring and autumn connected and distinct rainy season. The average annual precipitation is 7 1.2mm, which is concentrated in the wet season (May-65438+1October), accounting for 89.6% of the whole year. The annual average temperature is 3.3 degrees Celsius, with abundant sunshine and large temperature difference between day and night. There is no absolute frost-free period in the whole year, and the relative frost-free period is 33 days.

Aba County is located in the eastern part of Qinghai-Tibet Plateau, in the Karashan valley area of 8,000 Li Rock, at the source of the tributaries of the Yangtze River and the Yellow River in the northern corner of the western Sichuan Plateau, with complex terrain. The Yangtze River and Yellow River burst in the county, and there are Marqu River, Ake River, Jiaqu River and their tributaries, gullies, and Haizi (plateau lakes) of all sizes.

Aba County People's Government-Brief Introduction of Aba County