黄河中下游平原是中华民族的发源地。中国人口最初生活和繁衍于这一片地区,从秦汉时期开始,由于自然环境和社会的原因,人口频繁地迁移,由黄河中下游平原向四周扩散,特别是向南方的长江流域和珠江流域扩散,从而使人口逐步扩散到我国的每一个地区。德国著名文化传播学派拉策尔认为“一切民族连同自然民族都有其历史 The middle and lower reaches of the Yellow River is the birthplace of the Chinese nation. Since the beginning of the Qin and Han dynasties, the population of China began to migrate frequently due to its natural environment and social causes. The population spread from the middle and lower reaches of the Yellow River to the surrounding areas, especially to the Yangtze River and Pearl River valleys in the south. Thus allowing the population to gradually spread to every area of ​​our country. Lazer, a famous German cultural communication school, believes that ”all nations, together with the natural nation, have their own history