(a) The Secretary shall regulate, in the manner specified in this section, the handling of any variety or varieties of fruit whenever he finds, from the recommendations and information submitted by the commodity committee, or from other available information, that such regulations will tend to effectuate the declared policy of the act. Such regulations may:

(1) Limit, during any period or periods, the total quantity of any grade, size, quality, maturity, or pack, or any combination thereof, of any variety or varieties of fruit;

(2) Limit the shipment of any variety or varieties of fruit by establishing, in terms of grades, sizes, or both, minimum standards of quality and maturity during any period when season average prices are expected to exceed the parity level;

(3) Fix the size, capacity, weight, dimensions, markings, or pack of the container, or containers, which may be used in the packaging or handling of any fruit.

(b) The commodity committee shall be informed immediately of any such regulation issued by the Secretary, and the commodity committee shall promptly give notice thereof to handlers.