Kraatz, D. B. Small hydraulic structures / Kraatz, D. B. - Rome : Food and Agriculture Organization of the United Nations, 1975. - 407 pages. - Irrigation and Drainage Paper 26/1 . Includes notations and symbols Flow dividing structures Inroduction Intake structures Irrigation network operation In English Pbk. Subjects--Topical Terms: Canal system--Irrigation Dewey Class. No.: 627.52 SMA 1975