Fowl typhoid is a type of salmonellosis in poultry caused by Salmonella Gallinarum , a Gram-negative, immobile bacterium capable of generating high morbidity and mortality in susceptible poultry populations. It is a pathology that is widely distributed around the world; however, in recent years its greater prevalence has been limited to regions where socio-economic conditions and cul...
Salmonella gallinarum is under control thanks to cage housing, nipple drinking systems and Sg9R vaccination. With ban on cages, this can become problem number one in poultry production. It spreads fast like fowl cholera, kills adult birds and, worse, is vertically transmitted.
Dr Kotaiah Talapaneni
Thanks for your comments. It is difficult to establish a correlation between new welfare rules (as cage free) and increasing of Salmonella Gallinarum but it is true that old diseases are emerging (Pasteurella, Coryza)in these new systems So, it is necessary to be alert regarding S. Gallinarum
The paper below may mitigate some perceptions about Salmonella and cage free housing systems
Risk Factors Associated With Salmonella in Laying Hen Farms: Systematic Review of Observational Studies
Author(s): Thomas Denagamage, Bhushan Jayarao, Paul Patterson, Eva Wallner-Pendleton, and Subhashinie Kariyawasam
Source: Avian Diseases, 59(2):291-302.
https://doi.org/10.1637/10997-120214-Reg
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