At present, there is a serious shortage of water resources in our country, so water-saving irrigation is imperative. With the development of greenhouse wireless network technology, there are more and more researches about greenhouse water-saving irrigation monitoring and control system, but very little system can be put into use. There are two main reasons:firstly, it is difficult to install and maintain systems; secondly, the price is too high to large-scale promote. According to the characteristics of gre...