The commissioner of agriculture, the vice president of the University of Tennessee institute of agriculture, the dean of the University of Tennessee agriculture experiment station and the dean of the University of Tennessee extension service are vested with full authority to designate a crop improvement association as the official state seed certifying agency. The association shall be a member of the Association of Official Seed Certifying Agencies. These officials are further authorized, if satisfied that the association acting as official state seed certifying agency has not performed its duties in the best interests of Tennessee agriculture, to terminate the appointment of the association as the official state seed certifying agency.