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Release date：2009/4/23　　Source： ccap

Nowadays, more and more regions around the world are facing the growing pressure of water shortage. In our country, the problem is also very serious. As the biggest water-use sector, since the 21st century, it has faced the challenge of the increasing contradiction between the supply and demand of the water, the low efficiency of the water use, the gradual aging of the irrigation facilities and the low quality of the irrigation service. The shortage of the agricultural water use has become serious day by day. In order to keep the safety of the food and promote the development of the agricultural production. At the beginning, people depend on the construction of water projects and the development of water-saving technology to tackle water shortage problem. However, because of the shortage of the funds from the government’s finance, the old facilities, as well as the governments’ inefficient operation and management, the function that the engineering and technical means serve the agricultural production has gradually diminished.