When is Long Summer?

0 1 Changxia is the seventh solar term among the 24 solar terms, and it is the beginning of summer, usually a day from May 5 to 7 in the Gregorian calendar every year. Long summer? Summer? what's up Big? This means that the plants sown in spring have grown upright.

Long summer phenology: the first time in long summer. Crab is a kind of mole, which lives in a warm and humid environment. With the sound of the mole, the smell of summer is very strong. Earthworms came out for the second time in the long summer. Earthworms are an out-and-out object, living in wet and dark soil. When the sun was blazing, the earthworm couldn't stand it, so he came out to join in the fun. Chang Xia is the third person to wait for Wang Guasheng. Cucumber is a unique medicinal climbing plant in northern China. It grows rapidly in the long summer and bears red fruit in June and July.

People are used to taking the long summer as long summer, but in fact, the temperature varies from place to place, and the time of entering summer is actually different. According to climatology, the five-day average temperature is higher than 22℃ as the standard of summer. For example, before and after the long summer, the southern Sichuan basin just entered the summer; The temperature in the rest of the basin is about 20℃, which is still there? No one asked the fallen petal outside, and Ran Ran was all over the world. Late spring season; The low-altitude valley in southwest Sichuan felt the heat of summer as early as mid-April, and the temperature in long summer has reached above 24℃, which can be described as hot summer.

The long summer season was established at the end of the Warring States Period (239 BC), indicating the change of seasons. It was the day when the four seasons of summer were divided according to the lunar calendar in ancient times. Like "Yi Zhou Shu"? News solution cloud:? It rang on a long summer day. On the fifth day, the earthworm came out. On the fifth day, Wang Gua was born. ? That is to say, in this solar term, first of all, you can hear kangaroos (that is, crickets) croaking in the field (that is, frogs), then you can see earthworms digging in the soil, and then the vines of melon begin to climb and grow rapidly, which describes the phenological scene in early summer.