In carrying out the provisions of each such plan, the commission shall have power: to employ such agents or agencies, and to establish such agencies, as it may find to be necessary; to cooperate with local and state agencies and with agencies of other states and of the federal government; to conduct research and educational activities in connection with the formulation and operation of such plan; to enter into agreements with producers, and to provide by other voluntary methods, for adjustments in the utilization of land and in farming practices, and for payments in connection therewith in amounts which the commission determines to be fair and reasonable.