太湖以东的水利、水学与社会(12-14世纪)

北宋后期,官府对太湖以东地区的治水由通盘整治转向局部开江,并进行圩田开发,这一治水策略在南宋到元代继续被沿用,官方默许地方加速围垦,并逐渐放弃大浚吴淞江的工程,而在吴淞江东北、东南两翼开浦。最后,太湖以东形成以东北泄水为主导的总体局面。南宋至元代官方的水利经营,实质上成为官府与富户之间利益妥协的结果。随着不同时期水利开发重心的转移,太湖地区水利学说的重点也随之变化。

Water Conservancy, Water Management Theories and Society in the Tai Lake Area(12th-14th Century)

Late Southern Song Dynasty saw the official water conservancy strategy preferred topical amendment to holistic management.Both of the expediential strategy and polder development policies were adopted by the court of the Southern Song Dynasty,so the irregular reclamation by local power was virtually admitted.The government gradually gave up the project of retrieval the Wusong River,and chose to dredge up its northeast and southeast branches.In result,the drainage in the east of the Tai Lake bent to the nort...