If the marketing order or amendments to it contain provisions only for the purpose of regulating the flow of the commodity, or any grade, size, or condition of the commodity, to market without directly restricting the total quantity which may be marketed during the marketing season, or if the marketing order or amendments to it contain provisions only for the establishment of grade, size, quality, or condition specifications, or for uniform grading and inspection, or the elimination of unfair trade practices, or provisions for advertising or sales promotion, or for research, the director may issue such marketing order or amendments to it if he makes all of the following findings:
In making any findings pursuant to this section, the director shall base his findings upon the facts, testimony, and evidence which is received at the public hearing together with any other relevant facts which are available to him from official publications or institutions of recognized standing.
Ca. Food and Agric. Code § 58813