The Board is authorized: (1) To declare as a pest any form of plant or animal life or virus which is injurious to plants, man, domestic animals, articles, or substances; (2) To determine whether pesticides are highly toxic to man; and (3) To determine standards of coloring or discoloring for pesticides, and to subject pesticides to the requirements of G.S. 143-443(a)(4). (1971, c. 832, s. 1.)