Avian Salomonellosis is an inclusive term designated
a large group of acute or chronic diseases of birds
caused by one or more members of the bacterial
genus Salmonella which included the three main
important diseases of birds:Pullorum Disease
Pullorum (PD) is an important bacterial disease of poultry, caused by Salmonella pullorum. This disease is spread by Vertical transmission and also by horizontal means. PD is seen predominantly in chicks less than 3 weeks of age and the first indication is usually excessive numbers of dead in shell chicks and death shortly after hatching.
Acutely affected birds show depression, respiratory distress, anorexia, white viscous dropping (Diarrhoea) that adhere to the farmers around to the vent, finally dehydration and death up to 100%.Lameness and swollen hock joint may be seen in grown birds and result in poor growth rates.