What does Guyu mean? Is Guyu going to rain? What's Guyu's custom? What's Guyu going to do? What's Guyu going to eat? Today is Guyu. Let's explain the meaning of Guyu.
Is it going to rain
Guyu is one of the 24 solar terms. Grain Rain refers to the increase of rainfall, which is greatly conducive to the growth of cereal crops. From April 19 to 21 every year, when the sun reaches 30 & deg; of the Yellow longitude, it is the valley rain.
'in March, after the rain, the earth paste pulsates. Now it rains again, and its valley is in the water. Rain is the sound of going away, like rain in my field. At this time, gaigu sowed from top to bottom. At this time, the weather was mild and the rainfall increased significantly, which had a great influence on the growth and development of cereal crops. Appropriate amount of rain is conducive to the regreening and jointing of overwintering crops and the sowing and emergence of spring sowing crops. In ancient times, the so-called "rain produces hundreds of valleys" reflects the Modern Agricultural Climate Significance of "Valley rain". However, excessive rainfall or severe drought often cause harm and affect the later yield. Grain Rain in the middle and lower reaches of the Yellow River not only points out its agricultural significance, but also shows that 'spring rain is as expensive as oil'. But it doesn't always rain.
What does Guyu mean
Guyu means "rain begets a hundred grains"
In the rainy season, in the southern region, the flowers of poplars fall to the end, the flowers of cuckoos are singing at night, the peonies are blooming, the cherries are ripe, and the natural scenery tells people that it's late spring. At this time, the temperature in the South increased rapidly. Generally, the average temperature in late April, except for the northern and western parts of South China, had reached 20 ℃ to 22 ℃, which was more than 2 ℃ higher than that in the middle of April. In the eastern part of South China, there is often a high temperature of more than 30 in one or two days, which makes people feel hot. The low altitude Valley has entered summer.
In ancient China, Guyu was divided into three periods: "the first period was when Ping began to grow; the second period was when Wu Jiu brushed his feathers; the third period was when Dai Ren came down to sang.". It means that after the rain in the valley, the rainfall increased and duckweeds began to grow. Then cuckoos began to remind people to plant seeds, and then Daisheng began to be seen on mulberry trees.
The westerly jet over East Asia will weaken and move northward again during the rainy season. The warm and humid air mass in South China is more active. The westerly circulation fluctuates frequently from west to East, and the activities of low pressure and Jianghuai cyclone increase gradually. Affected by it, there will be continuous rain or heavy storm rain in Jianghuai region.
What does Gu Yu eat
1. Toona sinensis
There is a custom of eating Chinese Toon in Guyu in northern China. Before and after Guyu, it is the time for Chinese toon to go on the market. At this time, Chinese toon is mellow and refreshing, with high nutritional value. It is said that Chinese toon is as tender as silk before the rain. Toona sinensis has the functions of improving immunity, strengthening stomach, regulating qi, relieving diarrhea, moistening skin, antibacterial, anti-inflammatory and insecticidal.
2. Bean sprouts
Soybean contains trypsin inhibitor and more phytic acid, which affects the absorption and utilization of nutrients. In the process of soybean germination, trypsin inhibitors are mostly destroyed. At the same time, the protein contained in soybean is also decomposed into soluble peptides and amino acids, which not only increases the freshness of soybean sprouts, but also increases the utilization rate of protein in soybean sprouts by at least 10%. Soybean sprouts also contain an interferon inducer, which can induce interferon and interfere with virus metabolism. People are more prone to viral cold and other miscellaneous diseases in spring. Therefore, eating soybean sprouts in spring can enhance the ability of human body to resist virus infection.
3. Dandelion
Usually, people with Yin deficiency and fire should eat more dandelion in spring, but not too much. 50 grams per day is enough. All wild vegetables can be used to make stuffing, dandelion is no exception, but the method of blanching and then chopping is unscientific from the perspective of nutrition, because the ingredients with high gold content may escape while the cell wall breaks. Only the simplest and most natural way of eating can retain the nutrition of dandelion, that is, wash and rinse, and eat directly with sauce. There are dandelion egg soup to do, but also the diet of the fire.
4. Mulberry
Mulberry, also known as mulberry, mulberry bubble, farmers like its ripe fresh fruit, sweet and juicy, is one of the fruits that people often eat. Mature mulberry is oily, sweet and sour, with big size, thick meat, purple color and enough sugar. Before and after the grain rain, the rising speed of temperature accelerated, leading to the decline of human immunity, and mulberry has the role of enhancing immune function.
5. Sugarcane
Sugarcane is rich in sugar, water, also contains a variety of vitamins, fat, protein, organic acids, calcium, iron and other substances which are very beneficial to human metabolism. Eating sugarcane in spring can speed up metabolism and help excrete toxins quickly. Sugarcane is a good food therapy that can clear, moisten, cool and nourish.
6. Banana
Banana is a beneficial fruit rich in starch. It is sweet in taste and cold in nature. It can clear away heat, moisten intestines and promote gastrointestinal peristalsis. Spring dry weather, people are also prone to fire, leading to constipation, at this time to eat some bananas help defecate unobstructed. Folk prescription more useful banana stew rock sugar, cure cough; with banana wine, as a diet.
7. Pineapple
Pineapple is mild in nature, sweet in taste, slightly sour, slightly astringent, and slightly cold in nature. It has the functions of clearing heat and thirst, eliminating food and diarrhea, tonifying spleen and stomach, strengthening vital energy, supplementing qi and blood, eliminating food, eliminating dampness, nourishing face and slimming, etc. After the rain, the temperature rises, pineapple juice has a cooling effect, and can effectively prevent bronchitis, but fever is best not to eat. Through medical research, since ancient times, people often rely on Pineapple contains bromelain to relieve the symptoms of sore throat and cough.
8. Strawberry
Strawberry has high nutritional value, rich in vitamin C, which can help digestion. At the same time, strawberry can also consolidate the gums, fresh breath and moisten the throat. Spring people's liver fire is often more vigorous, eating strawberries can play an inhibitory role. In addition, strawberry is best eaten after meals, because it contains a lot of pectin and cellulose, can promote gastrointestinal peristalsis, help digestion, improve constipation, prevent hemorrhoids, colon cancer.