一、批发市场的″升级改造″,是农产品流通现代化的重要内容(一)农产品流通现代化的国际历程。1、第一次现代化。18世纪末-19世纪中期,伴随着欧美发达国家的工业化进程带来的城市化,引发了城市食品供应的紧张,为了保证新增城市人口的食品供应,各国政府大举开办公设市场,包括公 First, the “upgrading” of the wholesale market is an important part of the modernization of the circulation of agricultural products (1) The internationalization of the circulation of agricultural products. 1, the first modernization. In the late 18th century to the mid19th century, urbanization brought about by the industrialization of the developed countries in Europe and the United States triggered a tense urban food supply. In order to ensure the supply of food to the newly increased urban population, governments of various countries set up large-scale public markets, including public