What are the weather characteristics of heavy snow solar terms?

Heavy snow solar terms are characterized by a significant drop in temperature and an increase in precipitation. During the heavy snow season, most parts of China have entered winter, and the minimum temperature has dropped to 0℃ or below. In areas where cold air meets warm air at the front of strong cold air, there will be heavy snow or even blizzard. At this time, snow has gradually accumulated in the Yellow River basin, and in the farther north, it is snowing heavily.

The most common solar term in heavy snow is cooling. According to statistics, the strongest month of cold air in China is 165438+ 10. After the strong cold air, the average temperature in 65438+February in most parts of the north is between -20℃ and -5℃, and frost will also appear in the south. Strong cold air can often bring snowfall or blizzard.

Agricultural activities of heavy snow and solar terms

Heavy snow closes the river and light snow closes the mountain. From light snow solar terms to heavy snow solar terms, the snowfall is increasing. Generally speaking, the more snow, the better, which plays a key role in the accumulation of surface water in the coming year.

At this time, snow can keep winter wheat warm and moist and prevent dry blowing in winter; Second, it can store the water needed for growth in the coming year; Third, some eggs on the soil surface can be frozen to reduce the occurrence of pests and diseases after wheat turns green. But too much snow will also have a negative impact on some protective agriculture, so some agricultural activities still cannot be relaxed.

Refer to the above? Baidu encyclopedia-heavy snow