The mainstream views on five grains are rice (commonly known as rice, rice), millet (commonly known as yellow rice), millet (also known as millet, commonly known as millet), wheat (commonly known as wheat, used for making flour, and glutinous rice (commonly known as soybean).

However, there are some other sayings. For example, in Huangdi Neijing, the grain is considered as "japonica rice, adzuki bean, wheat, soybean and yellow millet", and in Buddhist sacrifices, it is also called "barley, wheat, rice, adzuki bean and flax". Then Li Shizhen recorded in Compendium of Materia Medica that there are 33 kinds of cereals and 14 kinds of beans, with a total of 47 kinds.

Grains culture:

Grain culture plays an important role and can be described as the origin of human civilization. According to authoritative data, human beings have observed traces of sorghum on stone tools hundreds of thousands of years ago, indicating that grains have bred human beings for more than 100 thousand years. It is a feat in human history that human beings cultivate wild weeds into coarse grains, which gave birth to human civilization.

At the same time, tell the world that human beings have an indissoluble bond with grains. Grain painting is the highest artistic embodiment of grain culture and an artistic portrayal of grain culture.

Reference to the above content? Baidu encyclopedia-wugu