(a) The department shall have the authority to enter into cooperative agreements with the United States government or with the proper authorities thereof for the protection and management of the wildlife resources of the national forest lands within the State of Georgia and for the restocking of the same with desirable species of wildlife.

(b) After entering into an agreement under subsection (a) of this Code section, the board shall have the authority to close all hunting and fishing in the national forest lands within this state for such period of time as the board may deem necessary. The board shall have authority from time to time to prescribe the season for hunting or fishing in such lands, to prescribe the number of animals, fish, and birds that may be taken from such lands and the size thereof, and to prescribe the conditions under which the same may be taken.