This article examines how research on agriculture and agribusiness mobilizes the concept of Innovation System (IS). The literature review on IS provides an analytical framework that distinguishes the theoretical background, the scope and the social uses of this concept. Based on this framework,...

[eng] Cash crop and food crop in cameroon :a micro- economic analysis casting a new light on an old debate . Demographic pressure in African countries requires that the production of cash crops and food crops be simultaneously increased. Both are necessary for food security. This work identifies...