Etcheverry, Bernard Alfred. creator Harding S. T. text New York McGraw-Hill 1933 2 ed. monographic 3 v. : ilus. Contenido : v.1 Use of irrigation water and irrigation practive.--v.2 Conveyance of water.--v.3 Irrigation structures and distribution system Nota : v.2 y 3 la ed. 1951 Irrigación Irrigación E.U.A 627.52 E82 39452 971013 20220329135624.0