Show poultry grades changed two important changes of interest to poultry men were made jn in poultry plans at a recent annual poultry improvement bonfe conference rence in chicago the first was the establishment of a new chick grade known as U S serif verified led the intermediate grade between U S approved and U S certified tir aed the second was a ruling requiring hat hatcheries cherie s and dealers to submit copies of proposed advertising literature to the official state agency before they are sent out |