大豆起源于我国,迄今已有近5000年的种植历史。大豆是五谷(稻、黍、稷、麦、菽)之一,菽指的就是豆类。大豆的家族很大,品种有万种以上。从颜色上分,有黄、青、黑、褐和双色豆;从种植季节上分,有春大豆、夏大豆和秋大豆。用大豆加工的食品更是不计其数,如豆腐、豆浆、腐乳、豆豉、纳豆、豆芽、豆酱等。 Soybean originated in China, so far nearly 5,000 years of planting history. Soybean is one of the grains (rice, millet, millet, wheat, raccoon), which means beans. Big family of soybeans, there are more than 10,000 species. From the color points, there are yellow, blue, black, brown and two-color beans; from the planting season, there are spring soybeans, summer soybeans and autumn soybeans. Processed foods with soybeans is countless, such as tofu, soy milk, fermented bean curd, noodles, natto, bean sprouts, bean paste and so on.