What do you mean by the connection between ministries after the solar terms and the Song Dynasty?

In the solar term song, it refers to the awn after seed setting.

Mango is one of the twenty-four solar terms, usually around June 6, when the sun reaches 75 degrees of the yellow meridian. The literal meaning of awn seed is "the wheat with awn is harvested quickly, and the rice with awn can be planted". "The Moon Order is seventy-two waiting for Ji Jie": "The May Festival means that there are awns in the valley." At this time, the middle and lower reaches of the Yangtze River in China will enter the rainy Huangmei season.

The word "awn" of awn seed refers to the harvest of awned plants such as wheat, and the word "species" of awn seed refers to the season of sowing millet crops. The homonym of "awn seed" means that all crops are "busy sowing". So "awn seed" is also called "busy seed", and it is also called "busy seed" among farmers.

The arrival of "Mangzi" indicates that farmers have started their busy field life. Heshui Zuo's poem "Ear Seed" refers to its weather and busy farming as "the sun is hot and the plum rains are falling." . Nanling is surrounded by Hezhuang Day, and the wheat harvest on both sides of the river is busy. "