Published by Yellow River Conservancy Press, 2013
ISBN 10: 7550906599 ISBN 13: 9787550906594
Language: Chinese
Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date :2013-12-01 Pages: 292 Language: Chinese Publisher: Yellow River Conservancy Press Irrigation groundwater exploitation and application of key technologies is the national scientific and technological support projects large agricultural Irrigation District project key supporting technologies Groundwater Irrigation in the development and utilization of key technologies research subject. mainly for the majority of irrigated water shortages are facing unreasonable or unplanned.