The meaning and tradition of cold dew solar terms

The moral of the cold dew solar term is the seventeenth solar term among the twenty-four solar terms, and autumn is the fifth solar term; The tradition is to enjoy red leaves, drink chrysanthemum tea and eat crabs.

1, which means

The longitude of the sun 195. Gregorian calendar1October 7 -9 10 every year. Cold dew is a festival in late autumn and the beginning of the full moon in the dry calendar. Cold dew is a solar term reflecting the characteristics of climate change. When entering the cold dew, there is cold air going south, the temperature difference between day and night is large, and autumn dryness is obvious.

After the cold dew, the cold air in the north has a certain influence, and most parts of China are controlled by cold high pressure, and the rainy season is over. Controlled by cold and high pressure, it is warm during the day, cool at night and crisp in autumn during the day. Climate characteristics, the cold dew season, the southern autumn is getting stronger, the air is cool and cool, less rain and dry. The vast area in the north has shown the scene of winter.

2. Tradition

Appreciating red leaves: In the cold and dew season, many places have the custom of appreciating maple leaves. "Frost leaves are redder than February flowers" is also this season. The word "appreciation" of maple leaves is very important, which is different from sitting on the windowsill or walking down the street to see the leaves. You must go there to taste the beautiful things.

Drink chrysanthemum wine: Chrysanthemum is the most representative flower in the cold dew season, which can be seen everywhere. After the autumn harvest every year, Wenzhou people are good at brewing all kinds of fine wines, among which several jars of chrysanthemum wine are indispensable. At this time, the newly blooming chrysanthemums were mixed with some green leaves and grains to make wine, and it was not until this time of the next year that the altar was opened for drinking.

Eat crabs: before and after the cold dew, there are many shrimps and crabs. Old Nanjing people have the habit of steaming crabs in cold dew and solar terms. As the saying goes: "cold dew makes feet, the first frost catches feet, the west wind rings, and the crab's feet itch." At this time, the female crab is full of eggs and rich in yellow mud, which is the best season to eat female crabs. Therefore, after the cold dew festival, you might as well eat a few fat crabs to satisfy the taste buds on the tip of your tongue.

Cold dew agricultural activities

After the cold dew, if there is strong cold air going south, the cold dew wind weather with low temperature and strong wind is easy to appear in the south. Cold dew wind is a chilling injury caused by the invasion of cold air in autumn, which reduces rice production. It is one of the main meteorological disasters in the growth period of late rice in southern China, which mostly occurs around the cold dew festival in the southern lunar calendar. Therefore, Guangdong, Guangxi and Fujian are called cold dew wind, and the Yangtze River basin is called autumn low temperature.

In the cold dew season, wheat should be sown in the north, not late, so as not to reduce production. South China should sow rape and plant broad beans in due course. There will be a disastrous rainy weather in South China, which is characterized by high humidity, more clouds, less sunshine and more cloudy days, and the number of foggy days will increase obviously, which will directly affect the progress and quality of Sanqiu. Therefore, it is necessary to use the weather forecast to harvest and sow in sunny days.

Baidu encyclopedia-cold dew