唐五代时期 ,环太湖地区的苏、常、润、湖、杭五州展开了积极的兴修水利活动 ,主要表现在对太湖的整治、江南运河的整治、海塘的修筑和大量的农田水利基本工程的兴建上。大规模的水利建设 ,既大大方便了太湖地区与中原地区的交通 ,促进了商品贸易的发展 ,同时大量荒地的开垦和农田灌溉的保证 ,使得太湖地区成为唐五代最为重要的粮食生产地。水利建设对太湖地区经济实力的增强所起作用极其重大 During the Tang and the Five Dynasties, active water conservancy activities were initiated in the five states of Jiangsu, Changzhou, Runzhou, Huzhou and Hangzhou in the Taihu Lake region mainly in the remediation of the Taihu Lake, the remediation of the Jiangnan Canal, the construction of the seawall and the large amount of farmland water conservancy projects On the construction. Large-scale water conservancy construction not only greatly facilitated traffic between the Taihu Lake area and the Central Plains, but also promoted the development of trade in goods. At the same time, a large number of wasteland reclamation and farmland irrigation guarantee ensured the Taihu Lake area became the most important food production area in the Tang and the Five Dynasties. Water conservancy plays an extremely important role in enhancing the economic strength of the Taihu Lake region