All Irish potatoes entering the county of Charleston, State of South Carolina, for seed purposes which do not bear an official certification seed Irish potato tag must have attached thereto a tag prominently stating "these potatoes are noncertified" and no statement on these tags shall read or imply that the seed potatoes contained therein are of superior quality, personally certified or registered. Also, all certified seed potatoes shall be tagged in such a manner as to set forth that the potatoes in the container to which the tag is attached have met the requirements for certification as required by the South Carolina State Crop Pest Commission.