On Value of Local Records of Yanzhen Town as Historical Materials

This paper tries to make a multi-dimensional study, using old town chronicles as a point of penetration and taking Zhou Zhuang, Tong Li, Lu Zhi of Jiangsu province and Nan Xun, Wu Zheng, Xi Tang of Zhejiang province as subjects.

Discussion on the treatment of waste water of Caohai town with land treatment systems;