明清之际,中国出现资本主义萌芽,但终究是以农业为主导的社会。地理大发现后,美洲一些土生土长的粮食作物、经济作物、蔬果作物,被引种到欧洲、东南亚,并通过这些地区传入中国,给中国的经济社会生活和科技文化发展带来了很大的影响。美洲种植玉米已有5000年以上的历史, At the time of the Ming and Qing dynasties, there emerged the seeds of capitalism in China, but after all it was a society dominated by agriculture. After the discovery of geography, some native American food crops, cash crops and fruits and vegetables were introduced to Europe and Southeast Asia and introduced into China through these regions, which greatly affected China’s economic, social and scientific and cultural development . America has more than 5,000 years of corn planting history,