paperback. Condition: New. Pub Date: 2014-06-01 Pages: 205 Language: Chinese Publisher: Science Press With the growing shortage of water resources in China. the development of water-saving irrigation technology has become a basic national policy and strategic task of China's. A number of national research projects and results national water planning project Development of water-saving irrigation. relying author chaired or participated in. from a macro perspective systematically summarized and analyzed the development o.