Dr. Rafael López-Olivari is an irrigation science resercher in the Regional Research Center of Carillanca of the Instituto de Investigaciones Agropecuarias (INIA-Carillanca), Chile. His research areas are related to the study of the adaptation of the agricultural crops and pastures to the water scarcity (water stress), estimations of water consumption using evapotranspiration models, micrometeorological techniques, and the ecophysiology and use of technological tools for managing irrigation in agriculture.