Vaccine Failure in Poultry: Factors to Consider

This document is VM82, one of a series of the Veterinary Medicine-Large Animal Clinical Sciences Department, UF/IFAS Extension. Original publication date February 1994. Revised December 2017. Visit the EDIS website at https://edis.ifas.ufl.edu for the currently supported version of this publication.

Gary D. Butcher, DVM, poultry veterinarian, associate professor, College of Veterinary Medicine; and Richard D. Miles, professor emeritus, Department of Animal Sciences; UF/IFAS Extension, Gainesville, FL 32611.