Si, nda bot and ayong [land, family and clan]: shifting cultivation, land use and property rights in southern Cameroon

agricultura tradicional agriculture traditionnelle anthropologie sociale antropologia social bosques cameroon cameroun camerun colonisation rurale cultivo migratorio derecho de uso ethnic groups fermage forests histoire historia history land use ownership propiedad right of access rural settlement shifting cultivation social anthropology tenancy tenencia indirecta traditional farming utilisation des terres