The director of conservation is hereby authorized and directed to transfer to the state military board such lands under his control as the state administrative board shall by resolution direct, which lands shall form a part of the Hanson military reservation and shall be supervised and controlled as provided in Act No. 172 of the Public Acts of 1913, except that hunting shall not be prohibited on said lands. The state military board is hereby authorized to exchange any of the lands transferred to it under the provisions of this act for any other lands, oil and mineral rights excepted, whether privately owned or owned by the United States government, within the external boundaries of the Hanson military reservation as hereby enlarged, and is hereby authorized to make all necessary conveyances to effect any such exchanges.