Title: Yuan Ming Qing Hua bei xi bei shui li san lun
Description: Ben shu suo lun de san ge wen ti, cong zhi shui li lun yu yong shui zhi du, shui li jiu fen he fen shui zhi du fang mian, shi fen qie yao, ye shi fen ju ti shen ke di pou xi le Yuan Ming Qing shi qi wo guo hua bei xi bei zhe you ge zhi shui, yong shui yu jing ji fa zhan, she hui wen ding guan xi ji wei mi qie de di qu zhong, zui wei guan jian de shi zheng li min wen ti.
Subjects: Irrigation, History, Yuan Dynasty (China), Water resources development, Qing Dynasty (China)
Places: China
Time periods: Yuan dynasty, 1260-1368, Ming dynasty, 1368-1644, Qing dynasty, 1644-1912