大豆又名黄豆,最早产于中国,已有五千多年的历史。它是我国农业生产中裁培最早的作物之一,是我国广大农业地区城乡人民膳食中的一项主要食品。十世纪传入日本。十七世纪传入欧洲。十八世纪美国才开始种植。大豆在美国的生产发展很快,现在美国的大豆生产量已经占全世界总产量的 Soybean, also known as soybean, was first produced in China and has a history of more than 5,000 years. It is one of the earliest crops in agricultural production in China, and it is a major food in the diets of the urban and rural people in the vast agricultural areas of China. It was introduced into Japan in the 10th century. It was introduced to Europe in the 17th century. The United States began planting in the 18th century. Soybean production in the United States has developed rapidly. Now the United States’ soybean production has accounted for the world’s total production.