(525 ILCS 30/6.03) (from Ch. 105, par. 706.03)
    Sec. 6.03. To prepare, or guide and participate in the preparation of, master plans for nature preserves, to keep watch over the protection, management and use of nature preserves, and to approve or disapprove the manner of holding and managing any nature preserve.
(Source: P.A. 82-445.)