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Sweet potatoes are sweet potatoes, that is, sweet potatoes.
The end of the top branch of the underground tuber of sweet potato is expanded into an ovoid tuber with a pale yellow and smooth skin. The stem is left-handed, spiny at the base, pubescent with a T-shape. Single-leafed alternate, broadly heart-shaped;
The male inflorescence is a spike-like inflorescence, solitary, and the male flower is sessile or has a very short peduncle; bracts ovate, apex acuminate; The perianth is shallow cup-shaped, pubescent; capsule triangular, slightly concave at apex, truncated at base, winged at each edge; The seeds are round and winged. Flowering in early summer.
Growth distribution of sweet potato.
Sweet potato is a light-loving short-day crop, which is temperature-loving, not cold-tolerant, has a well-developed root system, and is more drought-tolerant. Grows in sparse shrubs on mountain slopes below 600m above sea level or in roadside rock crevices.
The world's main sweet potato producing areas are distributed south of 40°N. The cultivation area is the largest in Asia, followed by Africa, and the Americas in third place. In 1994, the total area of sweet potato in the world was 9.38 million hectares, and the total output was 10,000 tons.
China is the world's largest producer of sweet potato, with a perennial sweet potato planting area of 75 million to 80 million mu, which is a non-statutory unit of measurement, 1 mu = 667 m2. Accounting for the total area of cultivated land in China, China's sweet potato industry accounts for about 60% of the world's planting area, and harvests about 80% of the world's total output.
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Please wait. Hello, sweet potatoes are sweet potatoes! Sweet potato and sweet potato are different names for the same plant in different regions.
The names sweet potato and sweet potato are both other names for it, and its scientific name should be: sweet potato. Generally, in Beijing, Henan and other regions of China, sweet potatoes are called sweet potatoes, red potatoes, and white potatoes, and in Shandong, Northeast provinces and other regions, they are called sweet potatoes!
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Sweet potatoes are sweet potatoes. They belong to the same group of plants, but in different regions, people call it differently, and in some places it is called sweet potato or yam. The value of sweet potatoes is very high, it can provide humans with a certain amount of calorie protein, as well as a certain amount of sugar, calcium and phosphorus and other threatening elements.
Sweet potatoes are rich in protein, starch, pectin, cellulose, amino acids, vitamins and a variety of hail minerals, and are known as "longevity food". The sugar content reaches 15%-20%.
Sweet potatoes are rich in carotene, which can provide rich vitamin A, and the vitamin A content can be as high as 40mg 100g fresh white sweet potato, and the carotene can be converted into vitamin A after being absorbed by the human body. Vitamin A supports normal visual function.
The protein composition in sweet potatoes is reasonable, and the content of essential amino acids is high, especially the content of lysine in cereals and cereals is relatively high.
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Are sweet potatoes and sweet potatoes the same thing.
There is no difference between sweet potato and sweet potato, sweet potato is another name for sweet potato, it can also be called sweet potato, sweet potato, sweet potato, etc., it is a very common and important food crop in our lives.
Sweet potato is a very nutritious food, we can consume it to consume nutrients such as fiber, protein, vitamins, amino acids, etc., at the same time, it also has high medicinal value and has many benefits for the human body.
We can usually bake sweet potatoes in the oven and eat them directly, or we can mix them with ingredients such as rice noodles to make pancakes, steamed buns, etc. In addition, the sweet potato is also very delicious.
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Sweet potatoes are not sweet potatoes.
In life, sweet potatoes are a relatively common food, many people, especially people in the north, will confuse sweet potatoes and sweet potatoes because of dialects, and often think that roasted sweet potatoes are roasted sweet potatoes, in fact, strictly speaking, these two foods are actually different. In fact, strictly speaking, its scientific name should be called cold potato.
Sweet potato, also known as sweet potato, sweet potato, sweet potato, yam, etc., belongs to the annual herbaceous plant, its plant is divided into two parts, the aboveground part is the vine part and the leaf part, its leaves are usually broadly ovate, the length is between 4-13 cm.
The sweet potato is top-shaped, pointed at the top and round at the bottom, the skin is pale yellow, and it is not smooth, and it is pitted; Sweet potatoes are long fusiform, and the skin of the table wax yard is mostly red, and in recent years, with the continuous listing of new varieties, there are also light yellow and lilac varieties.
Introduction to the difference between sweet potatoes and sweet potatoes:
1. The flesh quality of the fruit is different.
The outer skin of sweet potatoes is very thin, tightly combined with the pulp, can not be peeled off directly by hand, and needs to be peeled with a knife when eating, the color of the flesh varies according to different varieties, the common ones are white, yellow, pink and purple; The outer skin of sweet potato can be torn off directly by hand, the skin is tough, it will not change the shape of the fruit after tearing off, and the color of the flesh is white.
2. The planting area is different.
Sweet potatoes are planted all over the country, with strong adaptability, and are the "life-saving food" in many places in the old society; Sweet potatoes are mainly cultivated in the south and rarely in the north.
3. Different ways of eating.
Sweet potatoes are abundant, sweet and cool, can be eaten raw or cold, or cooked together with other ingredients, and used as raw fruit in some places in Jiangxi; Sweet potatoes are mainly steamed and roasted, and most varieties are eaten raw and less raw, and the taste is crisp and slightly sweet.
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Sweet potatoes are not sweet potatoes.
Sweet potatoes belong to the sweet potato variety, so they are two varieties. The skin of sweet potatoes is pink, purplish-red, and the shape is oval, round, or spindle-shaped, etc., while the skin of sweet potatoes is white-yellow and shaped like a large spinning top, but it is not too regular and uneven. Sweet potatoes have much more moisture than sweet potatoes and will be sweeter when eaten raw.
Sweet potatoes do not belong to sweet potatoes, most people are not familiar with sweet potatoes, some regional reasons, sweet potatoes and sweet potatoes are often confused, and even think that sweet potatoes are sweet potatoes. From a scientific point of view, sweet potatoes belong to the legume family vines, while sweet potatoes belong to the family Spiralaceae annual plants, so they are not the same species.
Sweet potatoes need to be peeled when eating, unless they are fully roasted sweet potatoes that can be peeled and eaten, and raw sweet potatoes need to be peeled and eaten. Sweet potatoes can be eaten directly by peeling the skin by hand, and it is easy to peel the whole sweet potato skin.
Precautions for eating sweet potatoes
1. Sweet potatoes can't be eaten with sweets: Sweet potatoes are high in sugar, so it's best not to eat them on an empty stomach, otherwise they will make people feel heartburn. Sweet potatoes also contain an oxidase enzyme that produces large amounts of carbon dioxide gas in the gastrointestinal tract.
2. Sweet potatoes cannot be eaten with persimmons: According to experts from the Chinese Nutrition Association, red potatoes and persimmons should not be eaten at the same time in a short period of time, and if the amount of food is large, they should be at least five hours apart.
3. Don't eat sweet potatoes with skin: It is best not to eat the sweet potatoes baked with the skin, because the sweet potatoes contaminated by black spot bacteria should not be distinguished after roasting, so don't eat sweet potatoes with black spots or burnt.
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