As used in this chapter:
(1) “Grain” means corn, soybeans, and wheat;
(2) “Grain dealer” means a person or entity that receives grain from a grain producer and sells or distributes grain commercially;
(3) “Official grading agency” means an agency or laboratory authorized by the United States Agricultural Marketing Service to provide official inspection and weighing services on behalf of the United States Agricultural Marketing Service; and
(4) “Producer” means a farmer who grows grain and delivers grain to a grain dealer.