Tricycle driver [Nestor Kalaw, Lipa City, Batangas, Philippines] who made millions from vegetables

adoption de l'innovation agriculteur agricultores capsicum annuum farm income farm management farmers filipinas gestion de l'exploitation agricole hybride hybrids innovation adoption lycopersicon esculentum manejo de fincas momordica charantia philippines production revenu de l'exploitation seed semence semillas technology transfer transfert de technologie