From which ancient book was it revealed?

Collect and reveal the classics in Compendium of Materia Medica.

In China, the Millennium solar term has the custom of "picking dew". In Li Shizhen's Compendium of Materia Medica in the Ming Dynasty, it was recorded: "When the autumn dew is numerous, it is collected in a plate and fried like a cake, which makes people live longer." "The autumn dew on the head of a hundred herbs is collected when it is not embarrassing. The more sick you are, the thirst will be quenched, and people will be light and hungry. " The flower is exposed, which is a good color. Thus, dew-clearing has become the most special "ceremony" in the Millennium.

The king who offered sacrifices to Yu is a legendary hero of water control, and the fishermen on Taihu Lake are called "water gods". Every year on the eighth day of the first month, Tomb-Sweeping Day, the seventh day of July and the Millennium, incense parties are held to commemorate Yu Wang. Among them, Tomb-Sweeping Day and Bailuyuan have the largest Spring and Autumn Festival, which lasted for one week.

Eating longan There is a traditional custom in Fuzhou, Fujian called "Egrets must eat longan". Folk means that eating longan on the day of the Millennium has a miraculous effect of greatly supplementing the body. Because longan itself has many functions, such as invigorating qi and strengthening spleen, nourishing blood and calming nerves, moistening skin and caring skin, it can also treat anemia, insomnia, neurasthenia and other diseases.

People in Cangnan and Pingyang, Wenzhou, Zhejiang, collected "ten kinds of whites" (also known as "three kinds of whites") to stew black-bone white-haired chickens (or ducks) on this day, and it is said that they ate them to nourish their bodies. These "ten kinds of white" are ten kinds of herbs with the word "white", such as hibiscus, white hair bitter and so on. , literally corresponding to "Millennium"

There is a folk saying that "spring tea is bitter, summer tea is astringent, so you must drink tea, and autumn is white dew". At this time, after the summer heat, the tea tree is in the excellent growth period before and after the Millennium. Speaking of the Millennium solar terms, autumn is getting stronger.