Bacillary White Diarrhea Here

Infected "carrier" hens harbor the bacteria in their ovaries. The bacteria pass into the egg during formation, meaning chicks are born already infected.

Bacillary White Diarrhea (BWD), now formally known as , is a highly contagious bacterial infection caused by Salmonella pullorum . Historically a devastating "silent killer" in the poultry industry, it primarily strikes young chicks under three weeks of age, often resulting in mortality rates as high as 100% in susceptible flocks. Etiology and History bacillary white diarrhea

A defining feature of BWD is its ability to transmit both horizontally and vertically: Infected "carrier" hens harbor the bacteria in their ovaries