What are the carbohydrate foods?

The main food sources of carbohydrates are: sugar, grains (such as rice, wheat, corn, barley, oats, sorghum, etc. ), fruits (such as sugar cane, melon, watermelon, banana, grape, etc. ), dried fruits, dried beans, root vegetables (such as carrots and sweet potatoes). ).

1. Rice is a cereal crop. Rice is native to China and India. The ancestors of the Yangtze River valley in China planted rice 7,000 years ago. The fruit of rice is rice, which is called brown rice after hulling. Rice can be obtained by grinding brown rice to remove the rice bran layer. Nearly half of the world's population lives on rice.

2. Wheat is the general name of Triticum, a gramineous plant and a cereal crop, which is widely planted all over the world. Wheat caryopsis is one of the staple foods of human beings. After grinding into flour, it can be made into bread, steamed bread, biscuits, noodles and other foods, and after fermentation, it can be made into beer, alcohol, white wine (such as vodka) or biomass fuel.

3. Corn belongs to Gramineae, also known as corn, corn cob, maize and pearl rice. Originated in Central and South America, it is an important food crop in the world and widely distributed in the United States, China, Brazil and other countries.

4. Melon is also called cantaloupe and cantaloupe. It is an annual vine herb of Cucurbitaceae. Widely cultivated in all parts of China. It is also widely planted in temperate to tropical regions of the world. This species is the earliest melon used as fruit in China, and there are many ancient books such as The Book of Songs. Unearthed materials such as Mawangdui female corpse are already common. Jia Sixie's Qi Yao Min Shu called it a small melon, which is different from the ancient wax gourd (big melon).

5. Watermelon is an annual vine; Stems and branches are stout with obvious edges. Tendrils stout, pubescent, petiole thick and densely pilose; The leaf blade is papery, triangular, oval in outline, white and green in color, with short bristles on both sides and heart-shaped at the base of the leaf blade. There are many cultivated varieties in China, with different exocarp, pulp and seed shapes, among which Xinjiang, Lanzhou, Gansu, Dezhou, Shandong and Dongtai, Jiangsu are the most famous. Its original species may come from Africa, widely cultivated in tropical to temperate regions of the world, and then introduced to China.

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