Characteristics of solar terms in winter on solstice

After the winter solstice, the climate in all parts of China will enter a coldest stage, which is often called "ninth year cold" and "ninth year cold". The so-called "number nine" means counting from the date of winter solstice (some people say it is from winter solstice), counting "nine" every nine days, and so on; Count to nine, until the eighty-first day, when the peach blossoms opened, the chill disappeared.

Nine days is a unit, which is called "Nine". After nine nines, it happens to be 8 1 day, whether it is "nine out" or "nine out". From "September 19th" to "September 9th", the cold winter turned into a warm spring.

rural activity

Winter is a good time to build water conservancy, carry out farmland capital construction and accumulate fertilizer. At the same time, wax fertilizer should be applied to prevent freezing.

In the south of China, it is necessary to strengthen the management of winter crops, clear ditches and drain water, cultivate soil to back up roots, pay close attention to ploughing the unfinished winter soil, loosen the soil, enhance the ability of storing water and preserving moisture, and eliminate overwintering pests. In the southern coastal areas where spring sowing has begun, it is necessary to do a good job in cold prevention of rice seedlings.