As used in this chapter, unless the context requires a different meaning: “Corn” means all corn sold except sugar corn, popcorn, and ornamental corn. “Country buyer” means any person who buys corn from a producer. “Exporter” means any person offering corn for export sale. “Handler” means any processor, dealer, shipper, country buyer, exporter, or any other business entity that purchases corn from a producer. The term shall also mean any person that buys, accepts for shipment, or otherwise acquires property in corn from a producer, and includes a mortgagee, pledgee, lienor, or other person having a claim against the producer, when the actual or constructive possession of corn is taken as part payment or in satisfaction of such mortgage, pledge, lien, or claim. The term shall also mean a producer who transports and sells his corn outside of the Commonwealth. “Processor” means any person who changes the physical form or characteristic of corn for the purpose of preparing it for sale. “Producer” means any person who grew corn in the Commonwealth and sold corn during the preceding three years. “Seedsman” means any person who offers corn seeds for sale.