This chapter, except as necessary to conduct an implementation referendum vote, shall not become operative until the director finds, in a referendum conducted by the director, that at least 40 percent of the total number of producers from the list established by the director pursuant to this article participated and that either of the following occurred.
(a) Sixty-five percent or more of the producers who voted in the referendum voted in favor of the provisions of this chapter, and the producers so voting marketed a majority of the total quantity of cherries in the preceding season by all of the producers who voted in the referendum.
(b) A majority of the producers who voted in the referendum voted in favor of the provisions of this chapter, and the producers so voting marketed 65 percent or more of the total quantity of cherries in the preceding season by all of the producers who voted in the referendum.