Rural extension is a process of work and accompaniment with the producer aimed to sustainable development of their skills. In Mexico, a series of extension models have been adapted, that goes from the US, implemented in the early 1980’s, to the hub model or innovation node (platform - demonstration module - extension area) applied since 2010 under the MasAgro Program. The aim of this paper is to analyze the various processes of extension in Mexico.

The aim of this study was to analyze the value chain of lupine bean across the stages, agents, flows and activities (primary and support), considering socioeconomic and productive aspects, allowing the expansion of knowledge of the same one and contributing with the planning of competitive strategies. A systemic methodology was applied which involves socioeconomic, integration, production, performance and linkage aspects among the agents, reflecting the economic process of the value chain of lupine bean