Yushan County is located in the northeast of Jiangxi Province, between 28 30' and 28 59' north latitude and117 52' ~18 25' east longitude, with a total area of 1728 square kilometers. Yushan County has a mild and humid climate all the year round, with the characteristics of subtropical monsoon climate, abundant rainfall, long sunshine time and short frost period. With the change of seasons, the westerlies advance and retreat, and the four seasons change obviously.

There is Jinsha River in the north, which originates from Pingjiayuan at the northern foot of Sanqing Mountain and is one of the main sources of Xinjiang. There are western Jiangxi and Cangxi in the southeast. Jinsha River and Ganxi River meet to form an ice flow, which flows along the county seat to Shili Mountain, and flows into Xinjiang together with Yuyu River originating in Huaiyu Mountain.

Huangjiaxi flows from northwest to southeast and into Xinjiang; Ge Xianxi flows into the county seat from Baisha Village in Shangrao County, then enters Shangrao through Hulin Town, and flows into Xinjiang in Lingxi, Xinzhou District. Longshou Stream flows into Le 'an River in Dexing City; There is a mountain stream in the west of the city, which flows to Huashan, Kaihua County and Wujiang River.

Extended data:

Yushan County is high in the northwest and low in the southeast. Tributaries such as the Gucheng River, Ba Du River and Yufu River. The main mountains in the territory are Huaiyu Mountain and Wuyishan Mountain. Huaiyu Mountain is the natural barrier of Jiangxi, Zhejiang and Anhui provinces. Originated in Sanqing Mountain, it traverses the northwest of the county seat. Its main peak, Yujing Peak, is 18 16.9 meters above sea level, which is the highest peak of Huaiyu Mountain and the highest point of the county.

Huai Yu Shanxi entered Shangrao County, turned south to east, and then re-entered Yushan County from Leigongbao (elevation1054m), becoming Shaxiling. Wuyishan Mountains enter the county from the southeast, forming a hilly area with Huashan as the square root. Huashan Mountain is located in the south of the county seat 10 km, which is the first mountain of Wuyishan entering the county seat from Guangfeng, with an altitude of 437.3 meters.

The overall landform of Yushan County is "five mountains, four hills and one plain", and the normal landform of Yushan County is dominated by mountains and hills, that is, mountains account for 49%, hills account for 465,438+0% and plains account for 65,438+00%. Valley plain is the main agricultural area. ?

Baidu encyclopedia-Yushan county