CAB/LEG/24.1 Page 6 2. (d) limitation of forest grazing to season and intensities that will not prevent forest regeneration; and (e) establish botanical gardens to perpetuate plant species of particular interest. The Contracting States also shall undertake the conservation of plant species or communities, which are threatened and/or of special scientific or aesthetic value by ensuring that they are included in conservation areas. Article VII Faunal Resources 1. 2. The Contracting States shall ensure conservation, wise use and development of faunal resources and their environment, within the framework of land-use planning and of economic and social development. Management shall be carried out in accordance with plans based on scientific principles, and to that end the Contracting States shall: (a) manage wildlife populations inside designated areas according to the objective s of such areas and also manage exploitable wildlife populations outside such areas for an optimum sustained yield, compatible with and complementary to other land uses; and (b) manage aquatic environments, whether in fresh, brackish or coastal water, with a view to minimise deleterious effects of any water and land use practice which might adversely affect aquatic habitats. The Contracting States shall adopt adequate legislation on hunting, capture and fishing, under which: (a) the issue of permits is properly regulated; (b) unauthorized methods are prohibited; (c) the following methods of hunting, capture and fishing are prohibited: (1) any method liable to cause a mass destruction of wild animals; (2) the use of drugs; poisons, poisoned weapons or poisoned baits; (3) the use of explosives;