Este artículo se propone identificar a los productores que configuran la estructura social agraria y comprender cómo estos agentes –definidos por el volumen y la estructura de capital que poseen– generan el campo productivo y las relaciones de fuerza que lo caracterizan. La estrategia metodológica combina el análisis de datos secundarios y primarios provenientes de entrevistas en profundidad realizadas a productores, referentes técnicos y agentes institucionales de la región.This article aims to identify the producers that shape the agrarian social structure, and understand how these agents, defined by the volume and structure of capital they possess, generate the productive field and the relations of force that characterize it. The methodological strategy combines the analysis of secondary and primary data from in-depth interviews with producers, technical referents and institutional agents in the region.This article aims to identify the producers that shape the agrarian social structure, and understand how these agents, defined by the volume and structure of capital they possess, generate the productive field and the relations of force that characterize it. The methodological strategy combines the analysis of secondary and primary data from in-depth interviews with producers, technical referents and institutional agents in the region.