Oranges grown in Huainan are called tangerines, and those born in the north of Huaibei are called tangerines. Huainan oranges can be expressed as tangerines, those that are close to vermilion are red and those that are close to ink are black. The same species will mutate due to different environmental conditions. Different environments It will cause different results. Oranges in the south and oranges in the north are from "Yanzi Chunqiu Neipian Miscellaneous Part 2": "Oranges grown in Huainan are oranges, and those born in north Huaibei are oranges. The leaves are similar, but the taste is different. So what? The water and soil are different. "Also." It means that orange trees in Huainan will become tangerine trees when transplanted to the north of the Huaihe River.

Ecological environment conditions, that is, geography, climate, water quality, soil, and biological chains for species formation, are the prerequisite and key for species formation. Everything is a product of the environment. Different ecological environment quality will naturally lead to differences in species. It is true that the soil and water support the plants.

And people are the same. Just like northerners, people in the south can never be full if they eat rice, and can only be full if they eat noodles; while southerners can never be full if they eat noodles in the north, and can only be full if they eat rice. And this habit is difficult to change, and it is impossible to change without time. The environment affects people, and people also affect the environment. Only by adapting to the laws of nature can we grow quickly and absorb more sunshine, rain and dew.