Shahnaz Parvin

1. IntroductionSalmonellae including pullorum disease, fowl typhoid and other infections may cause varieties of clinical signs from acute systemic disease and gastrointestinal symptoms in poultry flocks to embryonic problem in hatchery [1]. With great expansion of the poultry rearing and farming, pullorum disease and fowl typhoid have become wide spread problem in Bangladesh as well as other count ...