关键词：无线传感器网络(WSN)；喷灌；温度；湿度
摘 要：China is a country with serious shortage of water resources,water resources problem isn't just a matter of resources,but also a significant strategic question related to national economic and social sustainable development.Using efficient intelligent water-saving irrigation technology has become the general trend of irrigation technology all over the world.Is proposed a kind of intelligent irrigation system based on Wireless Sensor Networks(WSN),can be used to realize large area such as landscaping,field crop on a large scale irrigation control,real-time monitoring of large area of soil's temperature and humidity distribution,and keep the block in the most appropriate humidity range to the growth of the crop,which effectively implement water-saving irrigation.