What is the relationship between solar terms and agricultural production?

Solar terms are closely related to agricultural production. Each solar term guides a certain season of farmers' agricultural production, is the crystallization of long-term experience and wisdom of hardworking people, and also brings timely agricultural reminders and climate to agriculture.

The following are the relations between some solar terms and agricultural production:

1. beginning of spring: Around February 6th, which symbolizes the beginning of spring, the temperature rises and spring returns. Suitable for planting spring crops.

2. Rain: On February 2 1 day, the snowfall stopped and it began to rain, and the rainfall gradually increased. Suitable for the growth of crops in spring.

3. Stunned: Around March 6th, thunder began, and hibernating animals that were dormant in the ground began to awaken and unearthed. This is the best time for fruit grafting.

4. vernal equinox: March 2 1 or so, the sun shines directly on the equator, and it is midnight. This is a warm spring, suitable for all kinds of crops.

5. Qingming: Around April 6th, the climate was fresh and bright, and the vegetation began to sprout. Suitable for planting summer crops.

6. Grain Rain: On April 2 1 or so, rain is beneficial to grain growth. Suitable for planting autumn crops.

7. Long summer: Around May 6th, long summer, the temperature rose further. Suitable for planting summer crops.

8. Xiaoman: On May 2 1 day, the temperature gradually increased and the wheat crops matured.

9. awning species: around June 6, it is suitable to sow awn grain.

10. Summer solstice: around June 2 1, the hot summer officially begins.

1 1. Slight heat: It was hot around July 6th, but it hasn't reached the highest point yet.

12. Great Summer: July 2 1, the hottest period of the year.

13. beginning of autumn: Around August 7th, the temperature began to drop in beginning of autumn.

14. Summer: August 23rd or so, and summer is coming to an end.

15. Bailu: Around September 7, the temperature was low in the early morning, and the water vapor in the air condensed into dew on plants.

16. autumnal equinox: around September 23rd, with equal length of day and night.

17. Cold dew: 10 10. Around October 7, the temperature was low, and the water vapor in the air condensed into cold dew.

18. First frost: 101On October 23rd, the temperature dropped below zero and frost appeared.

19. beginning of winter:165438+1around October 7, beginning of winter.

20. Light snow:165438+1around October 23rd, the weather was cold and there was light snow.

2 1. heavy snow: 65438+around February 7, heavy snow generally falls, which is conducive to the overwintering of crops.

22. Winter solstice: 10 Around February 23rd, the shortest day and the longest night entered several cold days.

In a word, solar terms are one of the important reference indicators of agricultural production.