What is the meaning and symbol of the vernal equinox?

1, the vernal equinox means that the sun shines directly on the equator of the earth, and the world is equal day and night, while the seasons in the northern hemisphere are opposite, with spring in the northern hemisphere and autumn in the southern hemisphere. The vernal equinox is one of the solar terms reflecting the changes of the four seasons and the fourth of the 24 solar terms. In ancient China, beginning of spring, Changxia, beginning of autumn and beginning of winter were used to indicate the beginning of the four seasons. The vernal equinox, summer solstice, autumn equinox and winter solstice are in the middle of each season. On the vernal equinox, the sun shines directly on the equator, and the time between day and night is equal all over the earth. Therefore, the ancient vernal equinox and autumnal equinox are also called "equinox", and there is a folk proverb that "vernal equinox and autumnal equinox are equally divided day and night". As the saying goes, "The spring equinox begins with wheat, and the fat and water should follow". A spring rain was warm. After the spring rain, I was busy plowing. The busy farming season in spring is about to begin, and spring management, spring ploughing and spring planting are about to enter a busy stage. After the vernal equinox, overwintering crops enter the growth period, so field management should be strengthened. As the temperature rises rapidly and the water demand is relatively large, farmers should strengthen water storage and moisture conservation.

2. What does the vernal equinox mean? The vernal equinox begins on March 20th (or 2 1) and ends on April 4th (or 5th) every year. The vernal equinox is one of the solar terms reflecting the changes of the four seasons. On the vernal equinox, the sun shines directly on the equator, and the time between day and night is equal all over the earth. Therefore, the ancient vernal equinox and autumnal equinox are also called "equinox", and there is a folk proverb that "vernal equinox and autumnal equinox are equally divided day and night". After the vernal equinox, the overwintering crops in most parts of southern China entered the spring growth stage. There is an agricultural proverb in Central China, "Wheat starts at the vernal equinox, and every moment is worth a thousand dollars". At this time, it is not advisable to reduce clothes too early, but also to drink more water, work and rest, and sleep regularly. In addition, spring is a frequent period of infectious diseases, so try to go to crowded places as little as possible and pay attention to indoor ventilation. At the same time, we should carry out appropriate outdoor activities, strengthen exercise and enhance our disease resistance.

The vernal equinox is also a good opportunity for people to recuperate. The key points are nourishing liver, protecting kidney and strengthening spleen and stomach. The diet should be spicy and sweet, avoid acidity, and eat more vegetables and wild vegetables.