What are the phenological characteristics of the autumnal equinox solar terms? Ant Farm

The phenological characteristics of solar terms in the autumn equinox of Ant Manor include equal division of day and night, gradual decrease of temperature, decrease of precipitation, maturity of crops and obvious autumn scenery.

1, divided equally between day and night. The vernal equinox and the autumnal equinox are equal days, that is, the time between day and night is equal. This is because when the earth revolves around the sun, its inclination is just opposite to the direct point of the sun at the vernal equinox and autumnal equinox, which makes the time of day and night equal.

2. The temperature drops gradually. As the direct point of the sun moves southward, the temperature in the northern hemisphere gradually drops and the weather gradually turns cold. In the autumn equinox, the average daily temperature in most parts of China has dropped below 22℃.

3. The precipitation is reduced. As the temperature drops, the air humidity gradually decreases, and the precipitation also decreases. In the autumn equinox, the precipitation in most parts of China has begun to decrease, especially in the north.

4. The crops are ripe. The autumn equinox season is the period when crops are ripe, such as rice, corn and cotton, which are all ripe and can be harvested. This is also one of the busiest periods for farmers.

5. autumn scenery is obvious. With the decrease of temperature and precipitation, the autumn scenery becomes more and more obvious. The leaves began to change color, from green to yellow, red and orange, and the scenery was very beautiful.

Autumn equinox solar terms custom:

1, vertical egg. Every autumn equinox, tens of millions of people all over the world are doing vertical egg tests. At present, it is difficult to verify how this China custom became a world game. However, its gameplay is really simple and interesting.

Choose a smooth and symmetrical fresh egg that has just been laid for four or five days, gently stand up and put it on the table. Although there are many losers, there are also many winners. The autumnal equinox has become the best time for vertical egg games, so there is a saying that when the autumnal equinox arrives, the eggs will be beautiful. The eggs that stand up are very beautiful.

2. Eat autumn vegetables. In Lingnan area, Xie's surname in Cangzhen, Kaiping was once four cities (now Heshan is five cities), and there is an unbroken custom called eating autumn vegetables at the autumnal equinox. Autumn vegetable is a kind of wild amaranth, which villagers call autumn Artemisia. On the autumnal equinox, the whole village went to pick autumn vegetables.

When searching in the wild, it is often green and thin, about the length of a palm. Picked autumn vegetables are usually cooked with fish fillets at home, which is called autumn soup. There is a jingle: autumn soup is dirty, liver and intestines are washed. A family, old and young, is safe and healthy. Since autumn, people still pray for peace and health at home.