Pullorum- Typhoid
Control Program
4-H Veterinary Science
Extension Veterinary Medicine
Texas AgriLife Extension Service
College of Veterinary Medicine and Biomedical Science
Texas A&M System
http://aevm.tamu.edu
Objectives
 Discuss the decrease in the prevalence of
pullorum and typhoid in poultry
 Understand that health regulations prevent
the spread of disease
Primarily Chickens and Turkeys
 Pullorum disease
Salmonella pullorum
 Infectious to chickens and turkeys

 Fowl Typhoid
Salmonella gallinarum
 Infectious to poultry

Background information
 Bacterial diseases
 No vaccine
 High mortality
 Almost eradicated
 Transmission

Spreads to day-old chicks by infected
breeders through the hatching eggs
 Highly transmissible
National Poultry Improvement Plan
(NPIP)
 Voluntary state-federal cooperative testing
and certification program
 Effective 1935

USDA
 Improve poultry, products, and hatcheries
 New technology
Sale and Movement of Poultry
 Interstate and International Movement

Hatching eggs and poultry originate from
flocks participating in the NPIP
 Public exhibition

Found free of infection, or originate form
certified flocks
 Sale or trade

All breeders register with state PullorumTyphoid Program Office