The study was carried out to determine the effect of internal and external factors on RO in the dissemination of Agroforestry innovation. 8 relay organisations were sampled in the Center, West, North west, South and South west region of Cameroon. Parameters collected were number of group coordinated by relay organisation, number of farmers, number of farmers who have master the techniques, number of farmers who are satisfy or not with the innovation, source of finance to run their nursery, whether or not farmers have knowledge on the innovation.
