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2020 why is it colder after the winter solstice than before the winter solstice? What dishes are suitable for eating

DailyBird Culture 2021-10-09 1 0

winter solstice is a cold time, and it will enter a colder nine days after the winter solstice. So why is it colder after the 2020 winter solstice than before? What food is suitable for the winter solstice? Let's understand this solar term together with the old yellow calendar!

2020为什么冬至后比冬至前还要冷 适合吃什么菜

2020 why is it colder after the winter solstice than before the winter solstice? Although the sun moves north after the winter solstice, the sun is still in the southern hemisphere, the solar height in the northern hemisphere is still very low, and the solar radiation in the northern hemisphere is still less than the ground radiation, so the heat obtained by the ground is still less than the heat lost by the ground radiation, and the ground temperature is still decreasing, The temperature is also falling, so it will continue to cool after the winter solstice, and it will be colder. Until the sun's straight point moves north to a certain position, that is, when the solar radiation in the northern hemisphere is greater than the ground radiation, the northern hemisphere begins to warm. From the 24 solar terms, we can see that there is a slight cold after the winter solstice, and then a severe cold. The severe cold is the coldest time of the year.

what dish is suitable for eating in winter solstice? Cabbage has 3.5 times the vitamin C content of tomatoes and 2 times the calcium content of cucumbers. Cabbage also contains more trace elements molybdenum and manganese. It is an essential raw material for human body to make enzymes, hormones and other active substances. It can promote human material metabolism and is very conducive to children's growth and development. Its large amount of vitamin C can enhance the body's anti-cancer ability.


cauliflower are rich in vitamins. Every 200 grams of fresh cauliflower can provide adults with more than 75% of vitamin a required for a day's diet. Its vitamin C content is more prominent, up to 80 mg per 100 grams, 3 ~ 4 times higher than common Chinese cabbage and soybean sprouts, and twice higher than citrus.

celery traditional Chinese medicine believes that celery is cool, calms the liver and strengthens the stomach, tastes sweet and non-toxic, and is rich in protein, sugars, carotene, vitamin C and amino acids. It can stimulate the central nervous system, eat more, promote gastric juice secretion, enhance appetite, and dispel phlegm. Celery can be fried with dried meat, shredded meat, etc. it has bright colors and fragrant taste.

2020为什么冬至后比冬至前还要冷 适合吃什么菜

sweet potato is a nutritious food in grain. Because sweet potato can supply a large amount of mucus protein, sugar, vitamin A and vitamin C to human body, it has the effects of tonifying deficiency, supplementing qi, strengthening spleen and stomach, strengthening kidney yin, harmonizing stomach, warming stomach and benefiting lung. Therefore, eating sweet potato often can prevent the atrophy of connective tissue in liver and kidney and prevent the occurrence of collagen disease.

bean sprouts, soybeans and mung beans contain a lot of protein, fat and carbohydrates, as well as dietary trace elements necessary for human body, such as sodium, phosphorus, iron and calcium. After bean sprouting, it can not only maintain the original material, but also increase the content of vitamins, which is conducive to eliminate fatigue. Chlorophyll in bean sprouts can prevent and treat rectal cancer.

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