Spring vegetables

The vegetables in spring are rape, spinach, leek, lettuce and cabbage.

China is one of the centers of origin of cultivated plants in the world. In addition to some cultivated plants used as vegetables, there are many wild or semi-wild species, such as shepherd's purse, purslane, Artemisia selengensis, dandelion and houttuynia cordata, which can also be eaten as vegetables.

Vegetable refers to a plant or fungus that can be cooked and cooked into food. Vegetables are one of the essential foods in people's daily diet and a kind of green food.

Vegetables can provide a variety of vitamins, minerals and other nutrients needed by the human body. According to the statistics of FAO 1990, 90% of vitamin C and 60% of vitamin A necessary for human body come from vegetables.

There are also many phytochemicals in vegetables, which are recognized as effective components beneficial to health. At present, the nutrients in fruits and vegetables can effectively prevent chronic and degenerative diseases, which is being discovered.

There are more than 860 kinds of vegetables cultivated in the world, and there are more kinds of wild vegetables, many of which have been cultivated and domesticated as new vegetable varieties. There are more than 50 kinds of vegetables produced, and there are many varieties and varieties of the same kind.