The entity or entities that may be established or designated by the board pursuant to Section 14978 includes, but shall not be limited to, the following:

1. (a) The committee established pursuant to Section 14978.2.
2. (b) Agricultural councils, commissions, and any entity established in accordance with a marketing order.
3. (c) Federal, state, or county agencies.
4. (d) The University of California and cooperative extension service.
5. (e) Agricultural associations and cooperatives.

6. (f) State accredited or certified chemistry laboratories.

   However, the board may not designate any entity that is a trade association whose membership is composed primarily of persons licensed under this chapter or that represents persons regulated by this chapter.