TY - BOOK ED - ICID. TI - Special session on new & promising developments in the field of irrigation, drainage & flood control Ne PY - 1966/// CY - New Delhi : ICID KW - IRRIGATION - CONGRESSES N1 - 1. Pneumatic valves for automation of irrigation systems / H.R. Haise and E.G. Kruse 2. The use of water by crops / P.O. Ripley 3. Methodes utilisees dans le sud-est de Ia Peninsule Iberique et dans les Canaries pour Augmenter L'efficacite de l'eau D'irrigation / M. Morey, F. Gonzalez and Et. J. M. Pliego 4. Chemical control of weeds in irrigation and drainage channels / A.L. Tisdall, M. Agr. Sc.. F.A.I.A.S. 5-Transpiration and production of crops in relation to climate and irrigation / P.E. Rijtema 6. Ganga Canal System-An appraisal of its Techno-Operational Development / Baleshwar Nath ER -