Why is Qingjian called Zhou Kuan?

Qingjian was called Zhou Kuan in ancient times, so it was named Qingjian because it dug 150 feet and dug clear spring water. Located in the west bank of the Shaanxi-Gansu-Ningxia Gorge of the Yellow River, it is a strategic place to guard Yan 'an and Guanzhong, and it is also a famous old red gene revolution area.

Qingjian County belongs to Yulin City, Shaanxi Province. Located at the southernmost tip of Yulin City, it is the intersection of the Yellow River and the Wuding River, with a total area of 188 1 square kilometer. Up to 202 1, 10, Qingjian county has 9 towns under its jurisdiction. In 202 1 year, the total registered population of Qingjian county was 2 1 0,000, and the permanent population was1/0,370.

Qingjian County, formerly known as, Jinhe Qingjian City, was later promoted to Qingjian County. In 2000, Yulin area was changed to Yulin City, and Qingjian County was subordinate to Yulin City. It is the hometown of red dates, old revolutionary base areas, slate and fans in China.

March 20 19 was listed as the first batch of revolutionary cultural relics protection and utilization counties. On February 27, 2020, with the consent of the Shaanxi provincial government, Qingjian County officially withdrew from poverty-stricken counties.

The climate of Qingjian county

Qingjian county belongs to the semi-arid climate zone of continental monsoon in warm temperate zone. It is characterized by four distinct seasons. In spring, the heating mass gradually strengthens and moves northward, resulting in higher temperature and more precipitation.

The daily temperature difference is large, which is prone to cold wave, frost and strong wind. In summer, affected by subtropical high, rainfall is concentrated, mostly thunderstorms, accompanied by strong winds. Rainfall distribution is extremely uneven. Continuous rainy weather often occurs in early autumn. Winter is controlled and invaded by strong Siberian cold air, with cold and dry climate and little precipitation.

The annual average temperature is 9.6℃65438+ 10, the monthly average temperature is -6.8℃, the July average temperature is 23.8℃, the annual average maximum temperature is 16.5℃, the annual extreme high temperature is 38. 1℃, the annual average minimum temperature is 3.7℃, and the annual extreme low temperature is-22.6.

The annual average precipitation is 500mm, the maximum precipitation is 735.3mm (1964), and the minimum precipitation is 254.7mm The rainfall is mainly concentrated in June-August, accounting for about 80% of the annual precipitation.

Refer to the above? Baidu Encyclopedia-Qingjian County