2019-04-23: 2019 Fair Letter by David Arnold Emery April 23, 2019 HERE is the 2019 Fair letter from the CDFA. HERE are the Biosecurity Practices to Minimize Risk of Spreading Avian Diseases for Poultry Exhibitors HERE are the Biosecurity Practices to Minimize Rick of Spreading Avian Diseases for Poultry Show and Exhibit Organizers