Which solar term is the ancestor of Chinese characters?

The ancestor of Chinese characters is Grain Rain Festival. Grain Rain is the sixth solar term among the 24 solar terms and the last solar term in spring. Combat refers to Chen; The meridian of the sun is 30; Celebrate every April 19-2 1 in Gregorian calendar. Grain Rain means "Rain gives birth to hundreds of valleys", and the precipitation has increased obviously at this time. The seedlings in the field are newly planted, and the crops in Xinzhuang need rain most, so the so-called "spring rain is as expensive as oil".

The main feature of the weather in Grain Rain is rainy, which is beneficial to grain growth. "when it rains, all the grains and fruits climb." Rain produces hundreds of valleys, which embodies the agroclimatic significance of "Grain Rain". Grain Rain solar terms, in ancient times, people had the custom of "going to Grain Rain", "offering sacrifices to the sea", "tasting Grain Rain tea" and "enjoying peony flowers".

In Grain Rain season, in the south of our country, it often begins to appear obvious rainy weather, especially in the south of our country. Once cold air meets warm and humid air, it often forms a long rainy weather. Qinhuai River is a transitional zone between spring rain in the south and spring drought in the north. From the Qinling-Huaihe River to the north, the spring rain decreased sharply. In the northern region, Grain Rain is a symbol of the "final frost".