The following uses are permitted as a right in the Conservancy District:
   1.   Agricultural uses.
   2.   Conservation uses, including drainage control, forestry, wildlife sanctuaries and facilities for making such uses available and useful to the public.
   3.   Nature study areas and arboretums.
   4.   Open space areas connected with residential, commercial and industrial planned unit developments.
   5.   Outdoor recreational uses operated by a governmental agency or conservation group, homeowners' or private associations and facilities for making such uses useful to the public or to associations. (1971 Code § 28-68)