1. White Dew is the fifteenth of the twenty-four solar terms in the lunar calendar, when the sun reaches 165 degrees of yellow longitude. White Dew is the third solar term in autumn, indicating the end of the Mengqiu season and the beginning of the mid-autumn season.
2. White Dew is one of the 24 solar terms, when the temperature begins to drop, the weather turns cooler, and there is dew on the grass and trees in the morning. Every year around September 7 on the Gregorian calendar is the white dew. China's ancient times will white dew is divided into three waiting: "one waiting for the Hongyan goose; two waiting for the Xuanbird to return; three waiting for the flock of birds to raise shy." It is said that this festival is the geese and swallows and other migratory birds fly south to avoid the cold, the birds began to store dry fruits and grains to prepare for the winter. White Dew is actually a symbol of cooler weather.
3, "the moon order seventy-two wait collection" said: "August festival ...... yin qi gradual heavy, dew condensation and white also." The weather is turning cooler, will be found in the early morning hours on the ground and leaves with many dew drops, which is due to the night water vapor condensation on it, so the name white dew. The ancients used the four seasons to match the five elements, and autumn belongs to gold, gold and white, so the autumn dew is described as white. Into the "white dew", the night will feel a hint of coolness.
4, the proverbial cloud: "eighteen pots in the summer, white dew do not show their bodies." The meaning of this sentence is to indicate that the summer heat will still be hot, you need to use a basin of water to bathe every day, after eighteen days, to the White Dew Festival, you can not bare your shoulders and body, it will be cold and cold.
5, white dew that is typical of the fall climate, prone to dry mouth, dry lips, dry nose, dry throat and dry stools, dry skin and other symptoms. Prevention of autumn dryness in many ways, can be appropriate to take some vitamin-rich foods, you can also use some of the lungs to resolve phlegm, nourishing yin and beneficial to the Chinese medicine, such as ginseng, ginseng, American ginseng, lily, almonds, Chuanbei, etc., to alleviate the dryness of the autumn, and have good results.
Expanded information:
1, twenty-four solar terms (24 solar terms), refers to the Chinese lunar calendar in the representation of seasonal changes in the 24 specific festival, is the The 24 solar terms are based on the Earth's position on the ecliptic (the Earth's orbit around the Sun), each corresponding to a certain position reached by the Earth for every 15° of movement on the ecliptic.
2, twenty-four seasons, in China in the pre-Qin period has been established, to the Han Dynasty fully established to guide the agricultural supplementary calendar, is through the observation of the sun's annual movement, cognizance of the seasonal, climate, climate and other aspects of the year the change of the law of the formation of the system of knowledge.
3. It divides the annual movement of the sun into 24 equal parts, each of which is a festival, starting from the first day of spring and ending with the last day of cold, and the cycle repeats itself again and again, which is not only the time guideline promulgated by the officials of successive dynasties, but also the compass for guiding the agricultural production, and the compass for people to foretell the coldness, warmth, snow, and rain in their daily life, and it is the accumulation of the fruits of the long-term experience of the laboring people of the Chinese nation and the crystallization of their wisdom.
References: