With previous outbreaks of HPAI in 2015 and 2022, quickly and efficiently depopulating flocks was crucial to preventing the spread. However, preferred methods (foam, containerizing gassing, and mechanical) are not always an option when quick action is required. This recent study from The...
Emergency depopulation with ventilation shutdown plus steam.pdf
This study from The Journal of Applied Poultry Research had workers utilize specialized carts (to crate hens for easy transport outside of the barn) and portable blue lights (to illuminate the barns during collection). Although using blue light did not reduce stress or fearfulness, the...
Layer Flock Depopulation with Better Bird and Worker Outcomes.pdf
Depopulation is a beneficial component of maintaining a healthy laying flock. However, because many commercial laying hens are not accustomed to being handled, the process of catching these birds can cause stress and injury. This study looks at the effects depopulation has on birds in a noncage...
Poultry scientists examine laying hen welfare during depopulation in noncage systems.pdf