I. Introduction ccess right and profit sharing issues regarding plant genetic resources rely on the farmers’ and other users’ rights particularly for species used for food, medicinal and common usage purposes such as wood for energy, for timber or for art work. However the exercise of access rights as much for farmers as for other users is strongly linked to land constraints. Indeed, the terms of management transfer and that of land ownership transfer may be articulated with those related to certain procedures enacted by the estate law respectively by concession, long term lease, operating license, or land Endowment to local communities with transfer fees or for free to the operators.