1. Cereals: Cereals include rice and flour, such as sorghum, corn, millet and sweet potato. , which mainly provides carbohydrates, protein, dietary fiber and B vitamins for human body, and is the main source of heat energy for human body.

(1) glutinous rice

That is, glutinous rice, commonly known as glutinous rice in northern China and glutinous rice in southern China. Glutinous rice is rich in nutrition, and its starch structure is mainly amylopectin. After gelatinization, it is soft and waxy, and its taste is warm and sweet. Therefore, glutinous rice is a kind of soft food, which can tonify the middle warmer, nourish the stomach, stop deficiency and cold, and stop diarrhea. It is especially suitable for dietotherapy for the elderly or patients with spleen and stomach diseases.

(2) Corn

Corn, also known as corn, millet, millet, jade valley and so on. , because its pearl color is jade, hence the name pearl fruit. Corn contains a variety of nutrients, among which the content of carotene, vitamin B2 and fat ranks first in cereals, and the fat content is twice that of rice and flour.

⑶ Millet

Also known as millet and millet, it is one of the staple foods in parts of northern China. According to the analysis, every 100g of millet contains 9g of protein, 3. 1g of fat, 6 g of dietary fiber, 0/7ug of vitamin A/kloc-0, 0/00ug of carotene, B65438+E3.63mg of vitamin. Because millet is rich in nutrition, it can not only strengthen the body, but also prevent and cure diseases. According to Shennong's Classic of Materia Medica, millet has the effects of nourishing kidney qi, removing stomach heat, quenching thirst (diabetes) and diuresis.

2. Potatoes: mainly include sweet potatoes, potatoes, yams and taro. The product organs of this kind of crops are tubers and tubers, which have two physiological stages: prophase and tuber (stem) expansion.

(1) cassava

Native to tropical America, it is widely planted in tropical areas all over the world. Its tuberous roots are edible and can be used to grind cassava flour, make bread, provide cassava starch, starch for sizing and even alcoholic drinks.

potato

Potatoes, also known as potato, potato, yam egg, etc. Tubers are edible and are important food and vegetable crops. This is a delicious potato that people like to eat. It has high yield, rich nutrition and strong adaptability to the environment. Now it has spread all over the world, and the main producers are Russian, Polish, China and the United States. The largest potato planting base in China is Heilongjiang Province. Potatoes Fresh potatoes can be used as food or vegetables.

(3) Sweet potato

Sweet potato, also known as sweet potato, sweet potato and sweet potato, is native to Mexico and tropical America from Colombia and Ecuador to Peru. At the end of 16, sweet potato was introduced into China from Nanyang, and the planting area and total output of sweet potato in China ranked first in the world.

Extended data

The general term for potato plants. Mainly refers to an edible terrestrial crop with tubers or underground stems. There are tubers and tubers, such as sweet potato (sweet potato, sweet potato), cassava, potato, yam, sweet potato and so on. This kind of plants are generally weak in cold tolerance, and most of them are cultivated in frost-free period, which requires loose, fertile and deep soil and requires a lot of potassium fertilizer.

Multi-line asexual propagation, leaving only potato pieces as seeds, can be propagated by vines, such as sweet potatoes and cassava. The edible part contains a lot of starch and sugar, which can be used as raw materials for vegetables, miscellaneous grains, feed, starch and alcohol.

Potatoes come from deep soil cultivation and absorb nutrients from the earth. Potatoes are included in the list of the best intestine-clearing foods. Common potatoes are potato, sweet potato, purple potato and cassava. Potatoes have high nutritional value. Studies have confirmed that potato is an effective anti-cancer product and the most effective intestine-clearing food. Potato food has a very broad market, which can be used as vegetables, miscellaneous grains and starch.

Potatoes are rich in nutrition. The most anticancer nutrients in the diet are β -carotene (the precursor of vitamin A), vitamin C and folic acid, and the contents of the three are rich in sweet potatoes. A small sweet potato (about 2 times) can provide twice the daily vitamin A, one third of the daily vitamin C, and about 50 micrograms of folic acid. The content of dietary fiber is higher than a bowl of oatmeal.

Baidu encyclopedia: cereal