What do you mean by a little summer heat and a big summer heat?

First, the meaning of light summer heat

Slight summer heat, the eleventh solar term in the twenty-four solar terms, is the end of the afternoon month and the beginning of the month. The sun reaches longitude 105 degrees, and the festival is held on July 6-8 of the Gregorian calendar every year. Summer means hot, a little hot, not very hot. It's getting hotter, but it's not the hottest.

Although it is not the hottest season in a year, it is followed by the hottest season in a year. There is a folk saying that "it is a little summer and a big summer, and it is cooked and eaten". Since then, many places in China have entered the season with the most thunderstorms, often accompanied by strong winds and heavy rains.

Second, the meaning of great summer heat

Great summer heat, one of the 24 solar terms, is the last solar term in summer. Combat refers to c; The solar calendar is120; July 22-24 of Gregorian calendar. "Summer heat" is heat, and summer heat is extremely hot. Summer is hotter than summer, and it is the hottest solar term in a year. At this time, "hot and humid steaming" reached its peak. Climatic characteristics of the great summer heat: high temperature and extreme heat, frequent thunderstorms and typhoons.

Third, the meaning of summer heat

Being in summer is the fourteenth of the twenty-four solar terms. Dou Zhiwu (Southwest); The solar calendar is150; Celebrated on August 22-24 of the Gregorian calendar every year. Being in the heat is "out of the heat", that is, out of the heat.

The arrival of the summer heat marks the end of the hot weather, and the summer heat gradually fades, from hot to cold. Due to the influence of short-term reheating weather (commonly known as "autumn tiger"), there is still a continuous high temperature after the summer heat, which is generally cool until after the Millennium.

Agricultural activities in summer;

During the summer season, fruits and crops in most areas of China gradually entered the mature stage, and farmers stepped up their picking, seized the farming season, and carried out field management such as rice fertilization and weeding. "The summer valley is getting yellow, be careful of the strong wind."

After summer, the temperature difference between day and night increases. Because the night is cold and the day is warm, the nutrients absorbed by crops during the day are stored at night, so farmers mature quickly. "The fields change overnight in summer", "There is no valley for three days in summer", "Three Dynasties of rice in summer" and "Summer rice is full of fields, and everyone repairs warehouses", all of which indicate that the crops will be harvested soon after the summer solar term.