Phenological changes of thorn

There are mainly changes such as rising temperature, the beginning of spring thunder, the beginning of plant germination and the excavation of earthworms.

Sting is one of the traditional solar terms in China, which usually occurs on March 5th or 6th every year, marking the beginning of spring. With the arrival of the sting, the temperature gradually increased, the weather became warm and humid, plants began to enter the peak season, spring thunder began to ring, and dormant insects began to wake up. ?

The following are the main phenological changes:

1. Temperature rise: Stinking is the beginning of spring. With the arrival of odor, the temperature gradually rises, but there is still cold wave weather.

2. The beginning of spring thunder: As the temperature rises, spring thunder begins to ring, which is also the origin of this name.

3. Plants began to germinate: After the fright, plants began to enter the peak period of growth, and some flowers in full bloom in early spring began to bloom. For example: plum blossom, apricot blossom, peach blossom and so on.

4. Earthworms unearthed: Earthworms are one of the symbols of fright, and they begin to leave the ground and contribute to soil ventilation, drainage and fertilization.