Uzbekistan irrigation systems and their management Исполнитель

  "Uzbekistan irrigation systems and their management" Water is one of the major factors on which life and development in Central Asia depend. Irrigation was one of the main uses of water in the region from time immemorial, its origins dating back to the seventh millennium B.C. By the beginning of the twentieth century there were 2.5-3.5 million ha of irrigated lands in the Region, supported by an extensive irrigation network. When Uzbekistan was part of the Soviet Union water resources in Uzbekistan were subject to large-scale engineering modification, as demanded by the growing irrigated agriculture, basically for cotton production. The full text is in the file....