(a) Each Secretary is authorized and directed to administer the portion of the recreation area under his jurisdiction in a manner coordinated with the other purposes of the Central Valley project and with the purposes of the recreation area as a whole and in such manner as in his judgment will best provide for (1) public outdoor recreation benefits; (2) conservation of scenic, scientific, historic, and other values contributing to public enjoyment; and (3) such management, utilization, and disposal of renewable natural resources as in the judgment of the respective Secretary will promote or is compatible with, and does not significantly impair, public recreation and conservation of scenic, scientific, historic, or other values contributing to public enjoyment. Such administration shall be carried out under land and water use management plans which each Secretary shall prepare and may from time to time revise in consultation with the other.

(b) In the administration of the portion of the recreation area under his jurisdiction—

(1) the Secretary of Agriculture shall utilize statutory authorities relating to the national forests in such manner as he deems appropriate to carry out the purposes of this subchapter; and

(2) the Secretary of the Interior may utilize such statutory authorities relating to areas of the national park system and such statutory authority otherwise available to him for the conservation and development of natural resources as he deems appropriate to carry out the purposes of this subchapter.