Geographical environment of Yiyang county

Yiyang county is located in the west of Yiyang-Yushan hilly basin, with high terrain in the north and south, low terrain in the middle, and low hills at both ends of the north and south, and the mountainous area accounts for 57.6438+0% of the total land area of the county. Rivers in the territory belong to Xinjiang and Raohe river systems.

Yiyang county's climate belongs to Jiangnan and subtropical humid climate zone. Climate characteristics mainly include:

1, four distinct seasons. The weather is changeable in spring, with more rain and less sunshine; It is very hot in summer, with thunderstorms; Autumn is crisp, with less rain and more sunshine; It's very cold in winter, with occasional freezing frost and snow.

2. Rich in light and heat resources, located in the lower north latitude, with the conditions of three crops a year, the crop production potential is huge.

3. Light and hot water in the same season is beneficial to crop growth and yield formation.

4. The seasonal distribution of precipitation is uneven and the variability is large, which is easy to cause drought and flood disasters.