Advances in food-producing systems for arid and semiarid lands; (proceedings of a symposium held in Kuwait, Feb 1980)

acuicultura aquaculture biomasa biomass biomasse calor chaleur combustible combustibles conduite des herbages conservation de l'eau cropping systems energia solar fermentation fish culture food production food supply fuels gestion des eaux grassland management heat manejo de praderas oferta offre plant response production alimentaire reciclaje recycling resistance to injurious factors resistencia a la temperatura respuesta de la planta salinidad salinity shellfish culture single cell protein sistemas de cultivo solar energy suministro de alimentos supply technologie technology tecnologia temperature resistance turkey turquia turquie water conservation water management