http://www.fao.org/africa/events/detail-events/en/c/330741/ Presentation of Etienne Hainzelin from CIRAD describing local innovation systems within agroecology. The presentation was prepared and delivered in occasion of the Regional Symposium on Agroecology in sub-Saharan Africa, held in Dakar, Senegal on 5-6 November 2015. © FAO: http://www.fao.org