TY - GEN AU - Safadi , Raed AU - Plusquellec , Herve TI - Research on irrigation and drainage technologies: fifteen years of world bank experience: fifteen years of world bank experience SN - 0821318918 U1 - 333.913091724 PY - 1991/// CY - Washington PB - World Bank KW - ECONOMICS OF LAND AND ENERGY KW - IRRIGATION - ECONOMIC ASPECTS - RESEARCH - DEVELOPING COUNTRIES ; IRRIGATION - RESEARCH - DEVELOPING COUNTRIES ER -