Copping with desertification in Iran: lessons and constraints

第十一届国际旱地发展会议——This video is talking about the advance irrigation systems which could help to increase water productivity but need to considered in a sustainable manner.And think that the pipe line instead of open channels could improve the efficiency to about 100 percent.And greenhouses could increase the water productivity but its sustainability not depended to water quanity.

关键词: 农作物 沙漠化 灌溉系统

主讲人:Professor Hossein Dehghanisanij

时长:0:18:34 年代:2013年