(a) This marketing order may be terminated or suspended pursuant to the provisions of article 25 of the Agriculture and Markets Law and the rules and regulations promulgated by the commissioner thereto.

(b) At least once during each six-year period that the order is in effect, the commissioner shall conduct a referendum of cabbage growers in the area affected to substantiate approval of the order and, provided further, in the event a petition to terminate or suspend the order is exercised as provided herein, a new six-year period will begin the first of July, following the date of the commissioner's certification of the approval of the order.