§166-4 Park development. Except as herein provided, the department may develop, on behalf of the State or in partnership with a federal agency, a county, or a private party, agricultural parks which, at the option of the board, shall be exempt from all statutes, ordinances, charter provisions, and rules of any governmental agency relating to planning, zoning, construction standards for subdivisions, development and improvement of land, and the construction of buildings thereon; provided that: