What is the difference between beginning of autumn and the autumnal equinox?
First, the climate characteristics are different.
1, beginning of autumn
Rainfall, humidity, etc. Tending to decrease or decrease.
2. autumnal equinox
The temperature difference between day and night gradually increases, and the temperature drops day by day.
Second, the meaning is different.
1, beginning of autumn
Autumn has begun, the harvest season.
2. autumnal equinox
It means that in the crisp autumn, day and night are equal.
Third, phenological phenomena are different.
1, beginning of autumn
Cool breeze; White deer; Chilling.
2. autumnal equinox
The thunder began to stop; Insect blank households; The water began to dry up.
Fourth, different agricultural activities.
1, beginning of autumn
Prepare for soil preparation, fertilization and autumn sun.
2. autumnal equinox
Autumn harvest, autumn ploughing and autumn planting.
Refer to the above? Baidu Encyclopedia-beginning of autumn, Baidu Encyclopedia-Equinox