The relationship between the characteristics of the twenty-four solar terms and farm work

The relationship between the characteristics of the twenty-four solar terms and farming: The twenty-four solar terms have been used in past dynasties to guide agricultural production, arrange farming according to the solar terms, and carry out farming activities such as sowing, field management and harvesting. For thousands of years, it has been an "agricultural climate calendar" that farmers attach great importance to.

It can be seen from the naming of the twenty-four solar terms that the division of solar terms fully considers the changes of natural phenomena such as seasons, climate and phenology. Among them, beginning of spring, Changxia, beginning of autumn and beginning of winter are used to reflect the seasons, and a year is divided into four seasons: spring, summer, autumn and winter, reflecting the beginning of the four seasons. The vernal equinox, autumnal equinox, summer solstice and winter solstice are divided from an astronomical point of view, reflecting the turning point of solar height change.

The 24 Solar Terms

It basically summarizes the exact time of the alternation of four seasons in a year and the laws of some natural phenomena such as phenology in nature. Throughout the year, beginning of spring, Changxia, beginning of autumn and beginning of winter started from "Sili". Four seasons alternate throughout the year, and "four stands" means the rotation of four seasons, reflecting the changes in phenology and climate, such as spring, summer, autumn harvest and winter storage, as well as the changing laws of sunshine, rainfall and temperature. China has a vast territory, mainly located in the middle and low latitudes.