The state fair board is authorized to select and contract for afternoon and evening grandstand attractions, and grounds attractions and shows. Copies of all such contracts shall be sent by the state fair board to the department of administration for process purposes. The state fair board is authorized to select and purchase livestock feed, livestock bedding and advertising media, including but not by way of limitation the following: Newspaper advertising, magazine advertising, outdoor billboards, radio, television, bumper signs, window cards, pencils and calendars, all without approval from the department of administration, but with purchase requisitions or purchase order vouchers, to be submitted to the director of purchases for processing purposes.