“…Research in the social relations of common property systems in Africa reveals a seemingly endless variety and complexity of rights, obligations, and rules, many of them ad hoc (Bassett and Crummey 1993). Rights to a particular area of land may have multiple claims upon it, both group and individual, and can include rights to water, fuel, grazing, and cultivation plots, which in turn may vary according to season, species, or intended usage (Fortmann and Bruce 1988;Wilson 1989;Neumann 1992a;Campbell 1993). …”