What are the characteristics of peanuts?

Answer 1

Peanut had the following characteristics:
1. ** Appearance **: The shell color is mostly yellow-white, but there are also yellowish-brown, brown, or yellow, which is related to the variety and soil quality. Luojiang peanuts have the characteristics of " eagle beak, thin, fine meat, and even grains."
2. ** Taste **: For example, the Luojiang peanuts were " mildly salty, crispy and delicious, melting in the mouth, rich in fragrance, not oily or greasy ".
3. ** Growth characteristics **: Originated in South America, it is commonly grown in tropical and tropical regions. It is also widely grown in various parts of China. Henan, Shandong and other places are the main production areas. It is suitable to grow in warm sandy areas. It has the characteristics of drought resistance, barren resistance, acid resistance, and symbiotic nitrogen fixing with the root fungus. The roots are rich in root knots; the stem is erect or creeping; the leaves usually have 2 pairs of small leaves, the petiole base is clasping, the small leaves are papery, oval to obovate; the flowers are sesseless, the corolla is yellow or golden yellow, the flag petals are open, and the tip is concave; the pods are oval, swollen, thick, and have reticulate veins; the seeds are light brown and oval; the flowering period is May to August, and the fruiting period is July to September. Peanut leaves opened during the day and closed at night. This phenomenon was called " sleep movement " and was a self-protection behavior.
4. ** Nutritional and medicinal aspects **: Sweet in taste, warm in nature, beneficial to nourish the lungs, moisten the dryness, strengthen the spleen and stomach. Each 100 grams of peanuts contained 27 grams of protein, 40 grams of fat, 22 grams of sugar, 70 milligrams of calcium, 400 milligrams of phosphorus, 2 milligrams of iron, and also contained high levels of beta-carotenes, B-group vitamins, and vitamins. Among the various fatty acid, more than 80% of the fatty acid was unsaturated fatty acid, and half of the fatty acid was fatty acid, which was beneficial to lowering blood pressure, preventing and treating hardening of arteries. Peanut has a preventive effect on many diseases such as cardiovascular disease, high blood pressure, cerebral artery stiffness, etc. It can also enhance memory and delay the aging of human cells. Peanut shells have the effect of lowering blood pressure and blood fat. Soaking peanuts in vinegar for more than a week and taking 7 - 10 peanuts every night can reduce the blood pressure of patients with high blood pressure, and some are even close to normal levels.
5. ** Usage **: It is the fourth largest oil crop in the world. Besides being used for oil extraction, peanut can also be directly eaten and used as raw materials for food production. After processing peanut stalks and shells, they can be used as raw materials for animal feed or industrial products. Peanut seeds, seed coats, and peels can be used for medicine.