1. Morphology: sorghum plants are tall, with stout stems, large caryopsis, long whiskers and mostly blue-yellow colors. However, millet plants are short, with thin stems, small caryopsis, branches and dark brown color.
2. Growing environment: Sorghum has strong adaptability, drought tolerance, cold tolerance and salt tolerance, and can be widely planted in all parts of China. Xiaomi, on the other hand, is picky and only suitable for growing in humid areas, such as Guizhou and Yunnan.
3. Edible method: Sorghum seeds contain high protein, fat and carbohydrates, and can be processed into sorghum rice, sorghum flour, sorghum wine and other foods. Millet is mainly used to make millet porridge, millet and millet pasta.
4. Nutritional components: Sorghum contains high protein and fat, but they also contain some anti-nutritional substances, such as saponins and actinomycin. Millet is rich in vitamins, minerals and cellulose, especially calcium.