Potato, also known as potato, potato,? Yam egg is one of the main food crops in the world. Second only to rice, wheat and corn. The world's major potato producers are Russian, Polish, China, American and Mexican.

The main potato producing areas in China are southwest mountainous areas, northwest, Inner Mongolia and northeast China. The planting area of potato in China is about 45 million mu in recent years, ranking first in the world.

Potatoes are cultivated in all provinces (cities) in China, especially in cold areas in the north and mountainous areas in the southwest. Sichuan has the largest potato cultivation area.

The area has grown from 2 million mu in 1950s to 4.5 million mu (including spring and autumn, excluding Chongqing), and its large-area yield per mu is generally around 1000 kg.

Potato has comprehensive nutrition, high value, long storage time and is a good food for rural people to improve food structure and health care for residents.

In recent years, with the development of potato processing industry and the adjustment of agricultural planting structure, the area of potato intercropping, autumn and winter cropping and multiple cropping has been expanding, and potato has become an increasingly important crop in Sichuan Province, such as grain, vegetables, feed and processing raw materials.

Tips for selecting potatoes for extended information:

There are two colors of potato hearts, yellow and white, because the carotene content of these two varieties of potatoes is different. Compared with white potatoes, yellow potatoes contain more carotene and darker color. There are also some varieties of potatoes, because the carotene content is extremely high, and the potato heart will even turn red. But these potatoes are safe to eat.

He Hongju, a researcher at the National Vegetable Engineering Technology Research Center, said that in addition to containing a lot of carotene, potatoes also contain high protein, as well as various vitamins and trace elements needed by the human body.

It is a kind of crop with very comprehensive nutrition. Many people worry that the starch content of potatoes is too high and they will get fat if they are eaten regularly. But in Europe, potatoes are eaten as a staple food at the table. In addition, the content of vitamin C in potatoes is seven times that of apples. Regular consumption is good for health.

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