What is the solar term of cold dew? As a serious method to manage the progress of farming in ancient times, solar terms clearly divide the climate characteristics and better guide agricultural production, which is very remarkable in modern times. What are the solar terms for cold dew?
What is cold dew? 1 cold dew is the seventeenth of the twenty-four solar terms and the fifth in autumn. Finger e; Longitude of solar arrival195; 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. From the climate characteristics, in the cold dew season, the autumn in the south is getting stronger, cool and cool, with little rain and dryness; The vast areas in the north have entered or will enter winter from late autumn. The traditional customs of cold dew mainly include enjoying maple leaves, eating sesame seeds, eating crabs and drinking autumn tea.
Historical origin
Cold dew is the end of the full moon in the dry calendar and the beginning of the full moon. At night, looking up at the starry sky, you will find that the season of the starry sky changes, and the "Big Mars" (Scorpio Antares), which represents the midsummer, has set in the west. As soon as the cold dew passed, the height of the sun continued to decrease and the temperature gradually decreased. The temperature of cold dew is much lower than the white dew in solar terms, and the dew on the ground is colder, which is likely to become frozen dew. "Twenty-four solar terms" said: "In September, the dew is cold and will condense." At this time, the temperature is lower than the "white dew", with more dew and freezing cold, hence the name "cold dew".
There is a proverb in our country called "dew is white before it is cold", which means that dew changes from a little coolness in early autumn to a little coolness in late autumn after the solar terms. From white and crystal dew to freezing cold, it vividly reflects the continuous decline of temperature. With the increase of cold, everything is gradually bleak, and autumn is a season of alternating cold and hot.
What is the cold dew solar term? After the cold dew solar term is the first frost solar term, which is the last two solar terms in autumn. After the first frost, we will arrive in winter.
First frost solar terms
The solar term of the first frost is around1October 23rd in the Gregorian calendar every year, 10. According to the "Twenty-four solar terms": "In mid-September, the gas is cold and condensed, and the dew is like frost." It can be seen that the first frost refers to the beginning of frost. However, China has a vast territory and the climate varies greatly from place to place. "The first frost in the first frost" reflects the climate characteristics of the Yellow River Basin. As far as the annual frost days are concerned, there are frost and snow in some parts of the Qinghai-Tibet Plateau even in summer, and the annual frost days are over 200, which is the place with the largest number of frost days in China. The annual frost days in eastern Tibet, southern Qinghai, Qilian Mountains, western Sichuan Plateau, northwestern Yunnan, Tianshan Mountains, Altai Mountains, western mountainous areas of northern Xinjiang, northeast China and eastern Inner Mongolia all exceed 100 days, and the vast areas south of Huaihe River, Hanshui River and east of Dongpo of Qinghai-Tibet Plateau are all below 50 days, with only the annual frost days in the south of 25 north latitude, Sichuan Basin, south of Fuzhou and coastal areas of Guangdong and Guangxi being/kl.
What are the solar terms after the cold dew?
The appearance of frost shows that the lowest ground temperature has reached below 0℃, which will have a certain impact on crops. The first frost in autumn is called the first frost. The earlier the first frost, the greater the harm to crops. The first frost in all parts of China is gradually delayed from north to south and from mountainous areas to plains. Except for areas with frost all the year round, frost first appeared in the north of Daxing 'anling, usually at the end of August. The first frost in most parts of Northeast China, Inner Mongolia and Northern Xinjiang is mostly in September. 10 Frost has appeared in Shenyang, Chengde, Yulin, Qamdo and Lhasa. 165438+1Frost has been seen in Shandong Peninsula, Zhengzhou, Xi 'an and northwest Yunnan in early October; Frost did not appear in eastern China, Hanshui and Yunnan provinces until the beginning of 65438+February. When first frost went from Xiamen and Guangzhou to Baise and Simao, it was the beginning of October after 65438+ years.
Folklore experts say that the first frost is the last solar term in autumn. During this period, many areas in China have the customs of eating persimmons and enjoying chrysanthemums. As the saying goes; "Eating persimmons in the first frost will not cause a runny nose." Folk saying is that eating persimmons in the first frost is not easy to catch a cold and have a runny nose in winter. According to reports, persimmons generally mature completely before and after the first frost. At this time, persimmon has thin skin and fresh meat, delicious taste and high nutritional value, and its vitamin and sugar content is about 2 times higher than that of ordinary fruits1~. If a person eats a persimmon a day, the intake of vitamin C can basically meet half of the daily needs. Experts remind that persimmons contain a lot of tannic acid and pectin and should not be eaten on an empty stomach. In addition, persimmons are cold and should not be eaten with seafood such as crabs. The first frost season is when autumn chrysanthemums are in full bloom. Many places in China will hold chrysanthemum parties at this time to enjoy chrysanthemums and drink alcohol to show their respect and love for chrysanthemums. Folklore experts said that all kinds of interesting first frost customs reflect people's good feelings of pursuing health, and at the same time add unique colors to the colorful folk customs in China.
What are the solar terms after the cold dew?
Customs of first frost:
The first frost is the last solar term in autumn. During this period, many areas in China have the custom of eating persimmons. As the saying goes; "Eating persimmons in the first frost will not cause a runny nose."
Shanxi: cold dew catches autumn ploughing, and autumn harvest and autumn planting are not relaxed. Picking cotton, planing potatoes, returning wheat and watering in autumn are going on very quickly. Water afforestation to collect feed and exchange yam seeds in different places.
Hebei: first frost and cold dew, harvesting soybeans. Pay close attention to the battle and put it in storage in time. Late-crop wheat, surprise sowing. Harvest the grass so that you can feed the animals. Spinach and rape, plant a few acres. Next spring, you can harvest early.
Shandong: As soon as the first frost arrived, it turned cold. Catch the harvest, sweet potatoes and peanuts. Cut the melon while the weather is fine. Sweet potatoes can't relax when they enter the cellar. Check carefully the seedling situation in the wheat field. Lack of seedlings and broken ridges, replanting in time.
Shanghai: In October, the cold dew welcomes the first frost, and the autumn harvest is busy in winter. The late rice threshed cotton turns over and basks in the sun, and the harvest is fine. Anhui, cold dew and bumper harvest, the first frost turned over the ground. Hunan:/kloc-frost arrives in early October, harvesting late rice and digging potatoes.
What is cold dew? 3. Cold dew is a seasonal food-chrysanthemum wine
Cold dew is near the Double Ninth Festival. At this time, chrysanthemums are in full bloom. In order to get rid of autumn dryness, some areas have the custom of drinking "chrysanthemum wine". This custom, together with climbing, gradually moved to the Double Ninth Festival. Chrysanthemum wine is made from chrysanthemum, glutinous rice and distiller's yeast, which was called "longevity wine" in ancient times. Its taste is cool and sweet, and it has the effects of nourishing liver and improving eyesight, strengthening brain and delaying aging.
Chrysanthemum wine method: generally, 2000 grams of Chrysanthemum morifolium, 500 grams of Lycium barbarum, 500 grams of Angelica sinensis and 0/000 grams of Rehmannia glutinosa/Kloc-0 are used, and appropriate amount of water is added to decoct to obtain juice, which is filtered with gauze for later use. Wash 3000 grams of glutinous rice, add water, stir-fry until half cooked, drain water, mix with chrysanthemum juice, steam, add a proper amount of distiller's yeast, put it in a crock, package and ferment until sweet.
Cold dew seasonal food-flower cake
Because the weather is getting colder and colder, flowers and trees will soon die, so people call this "resignation." 1999 Climbing a mountain, you still have to eat flower cakes. Because "cake" and "high" are homophonic, we should eat cakes instead of "climbing mountains". I hope you or your relatives and friends can be safe, auspicious and aloof.
The raw materials for making flower cakes are leather (refined flour, oil and water), crisp (condensed milk and oil) and stuffing (jujube paste, peanut kernels, raisins, green peppers, black sesame seeds, cooked rice flour, ground sesame oil, honey, osmanthus, etc. ). After dough mixing, pastry making and stuffing, the green cake is made into two pieces with various nuts in the middle.
Persimmon-Cold Dew Seasonal Food
There is a folk proverb, "beginning of autumn walnut white dew pear, cold dew persimmon red skin." Soft and waxy persimmons will not mature until autumn. They are sweet and astringent, cold in nature, enter the lungs, spleen and stomach, and clear away heat and moisten the lungs. It contains one to two times as much vitamins and sugar as ordinary fruit.
Persimmon can moisten the lungs and protect the stomach, clear away the fire, and often eat it to tonify deficiency and relieve cough, benefit the intestines and clear heat. Eating persimmon on an empty stomach is easy to get stomach persimmon stone disease. It is best to eat it after meals and try to eat less persimmon skin. At the same time, we should also control our food intake. Not suitable for eating vegetables and other foods with more cellulose. People suffering from chronic gastritis, dyspepsia and other low gastric function, subtotal gastrectomy and diabetes are not suitable for eating.
Cold dew seasonal food-crab
The custom of cold dew in old Nanjing is to eat crabs and wrap summer clothes. There is also a saying that "the cold dew makes the feet, the frost catches the feet first, the west wind blows, and the crab's feet itch". As soon as the crab is cold, it will be "positive".
"September navel ball, October tip", at present, female crabs are full of eggs and rich in yellow paste, which is the best season to eat female crabs. After October of the lunar calendar, it is the male crab's turn to eat best. Steamed crabs are the most nutritious!
Hold the two sides of the big cover at the root of the two rows of crab legs with your hands, and then brush everything you can with a toothbrush. Brush as clean as possible before putting it into the container; Then put Jiang Mo into a small wine bowl, add cooked soy sauce, sugar, monosodium glutamate, yellow wine and sesame oil and stir. Take another small bowl and put vinegar for later use; Finally, cage the crabs, steam them on high fire 15 to 20 minutes, and take them out when the crab shells are bright red.