What do solar terms and summer heat mean?

Most plants like sunshine. The more sunshine there is, the more luxuriant their growth will be. So are our crops. Among the 24 solar terms, the sunniest solar term is the summer solar term. At this time, the earth's orbit is closest to the sun. What does the summer solar term mean?

Every year on July 23rd or 24th, when the sun reaches longitude120th, it is the solar term of "Great Summer". "Big Summer", like "Little Summer", is a festival that reflects the degree of summer heat, and "Big Summer" means extremely hot. Twenty-four solar terms: "in mid-June, ... it was hot, small and small, small at the beginning of the month, and big in the month, and it is still hot now." At this time, before and after the "mid-crouching", most parts of the country entered the hottest period of the year, and it was also the fastest growing period of warm-loving crops.

Summer is the hottest solar term in a year. The climate is characterized by: Dou refers to C as great summer heat, and the weather in Sri Lanka is much stronger than small summer heat, so it is called great summer heat. Around midsummer, high temperature weather of 40 degrees Celsius often occurs in many areas of our country.

The ancient summer heat in China is divided into three periods: "Rotten grass is firefly; Second, wait for the soil to moisten and cool off the heat; It will be fine when it rains. " There are more than 2000 species of fireflies in the world, which are divided into aquatic and terrestrial species. Terrestrial fireflies lay eggs on hay, and when it is hot, fireflies ovulate, so the ancients thought fireflies were made of rotten grass. The second weather is that the weather becomes sultry and the land is wet. The third kind of weather is frequent thunderstorm, which weakens the heat and humidity, and the weather begins to transition to beginning of autumn.