Chinese cabbage
Chinese cabbage, native to northern China, is a leafy vegetable of Brassica in Cruciferae, usually referred to as Chinese cabbage. Introduced to the south, it is cultivated all over the country. /kloc-was introduced to Japan, Europe and America in the 0/9th century. There are many kinds of Chinese cabbages, including JIAOZHOU Chinese Cabbage, Bai Qing Chinese Cabbage, Qingmaye Chinese Cabbage, Northeast Chinese Cabbage and Dadong in Yangcheng, Shanxi.
Chinese cabbage is rich in nutrition. Besides sugar, fat, protein, crude fiber, calcium, phosphorus, iron, carotene, thiamine and nicotinic acid, Chinese cabbage is also rich in vitamins. The contents of vitamin C and riboflavin are 5 times and 4 times higher than those of apples and pears, respectively. Trace element zinc is higher than meat and contains molybdenum which can inhibit the absorption of ammonium nitrite. Among them, vitamin C can increase the body's resistance to infection, and is used to prevent and treat scurvy, gingival bleeding and various acute and chronic infectious diseases. The cellulose contained in Chinese cabbage can enhance gastrointestinal peristalsis, reduce the retention time of feces in the body, help digestion and excretion, thus reducing the burden on liver and kidney and preventing the occurrence of various stomach diseases.
Chinese cabbage is a kind of vegetable originated in East Asia, commonly known as green vegetables, also known as gourd, gourd, rape (in some parts of Northeast China), oil cabbage and so on. It is also close to watercress and belongs to Brassica in Cruciferae. Originally from China, it is distributed all over the north and south, and widely cultivated in China. Chinese cabbage is a cultivated Brassica plant with edible stems and leaves. It is an annual or biennial herb and is usually cultivated as an annual. Plants are short, with shallow roots and well-developed fibrous roots. Leaves light green to dark green, obovate or oval, smooth or wrinkled, and a few have fluff. Petiole hypertrophy, white or green. Don't tie a knot. The flowers are yellow and the seeds are nearly round. According to the determination, Chinese cabbage is the most abundant vegetable in minerals and vitamins.
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Chinese cabbage contains protein, fat, crude fiber, carbohydrates, acidic pectin, calcium, phosphorus, iron and other minerals and a variety of vitamins. Chinese cabbage is the most abundant vegetable in minerals and vitamins. Compared with Chinese cabbage, Chinese cabbage contains twice as much calcium, about three times as much vitamin C and 74 times as much carotene.
The minerals calcium and phosphorus contained in Chinese cabbage can promote bone development, accelerate human metabolism and enhance the hematopoietic function of the body. It is also rich in vitamin B 1, vitamin B6, pantothenic acid and so on. , can relieve mental stress. Eating more cabbage before the exam helps to keep a calm mind. Chinese cabbage also contains anti-allergic vitamins, which helps to eliminate urticaria.
Attachment: How to prevent acne in Chinese cabbage?
Chinese cabbage is infected with clubroot; Sowing or seedling stage must be controlled with drugs such as chlorothalonil and thiophanate-methyl, and the pond can also be mixed with roots to protect the harvest. If the occasional sexually transmitted disease field is affected, the pond can be properly applied with lime or calcium superphosphate fertilizer, and the liquid medicine can be continuously injected for 2-3 times with an interval of 10 day; Selecting varieties resistant to clubroot or raising seedlings in disease-free soil, and controlling the transplanting according to the sowing control method; Non-cruciferous crops can be planted in rotation in seriously ill fields; Pay attention to the cleanliness and hygiene of rural areas in sick fields, and don't throw the roots everywhere; Before the root of the disease is decomposed and cracked, lime water should be poured or burned in the root pool.