(a) A marketing association may be incorporated to engage in any activity connected with:
(1) the production, cultivation, and care of citrus groves;
(2) the harvesting, preserving, drying, processing, canning, storing, handling, shipping, marketing, selling, or use of agricultural products of its members;
(3) the manufacturing or marketing of by-products of its members' agricultural products;
(4) the manufacturing, selling, or supplying to its members of machinery, equipment, or supplies; or
(5) the financing of any of the activities authorized by this section.
(b) The activities authorized by Subsection (a) of this section may extend to nonmembers, to the production, cultivation, and care of lands owned or cultivated by nonmembers, and to products of nonmembers as limited by Section 52.012 of this code.