据史书记载，黄河的南决侵淮始于汉。1128年以来，从黄河决口点到徐州之间的泛滥冲决河道主要有三支，1351年之后河道较固定地走对人泗（亦称贾鲁河）入淮的流路。此时期黄河携带的大量泥沙多在豫东、鲁西南、皖北及徐州一带的河湖洼地中淤积。1494年刘大复筑大行堤阻断黄河北 According to historical records, the Yellow River south of Huai Huai began in Han. Since 1128, there have been mainly three floods rampant between the Yellow River typhoon point and Xuzhou. After 1351, the river lays a relatively fixed path to human beings, also known as the Jhalu River. During this period, the large amount of sediment carried by the Yellow River was mostly deposited in the depressions of rivers and lakes in the areas of eastern Henan, southwestern Shandong, northern Anhui and Xuzhou. In 1494, Liu Da-Fu built a large embankment to block the Yellow River North