Focus on the distributed characteristic of rural network of irrigation and drainage,this paper introduces the whole framework of monitoring system of rural network based on GPRS-Internet.

Based on 7 Harbin middle,small model irrigation and drainage electric station as a research and analysis basic.

Technology for restoration and treatment of water irrigation and drainage system in dynamic subsidence area of Zhangji Mine;

Considering the current status of irrigation and drainage systems in China,the W.

The shaft irrigation and drainage project in Aksu area of Wushi County,Xinjiang is a newly-built project in the Aksu River basin according to The Short-Range Comprehensive Planning Report in the Ta Limu River and Implementing Scheme of Water-Saving and Innovation Works in the Aksu River Basin Irrigated Area in Five Years,which have been approved by the State Council of China.

A certain shaft irrigation and drainage project in Xinjiang has such characteristics:groundwater embedding shallow,strongly evaporating,soil salinization,and the exceeding imbalance between the seasonal rain and the demand of development of agriculture and stock raising.

Based on the systematic analysis of controlling factors in soil salinization, the synthetic effect of shaft irrigation and drainage is discussed in detail,and furthermore, the optimum modal for saline-sodic s.