Effects of Cool Water Supply on Laying Performance, Egg Quality, Rectal Temperature and Stress Hormones in Heat-Stressed Laying Hens in Open-Type Laying Houses

Effects of Cool Water Supply on Laying Performance, Egg Quality, Rectal Temperature and Stress Hormones in Heat-Stressed Laying Hens in Open-Type Laying Houses

We used an animal welfare-certified open-type layer farm and analyzed the egg production, egg quality, rectal temperature, and yolk corticosterone levels of laying hens supplied with cool water during the summer season (avg. 33 ± 3.89 °C). A total of 5750 Hy-Line Brown laying hens at 53 weeks of age...

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Bibliographic Details
Main Authors: Chan-Ho Kim, Woo-Do Lee, Se-Jin Lim, Ka-Young Yang, Jung-Hwan Jeon
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Animals
Subjects:
heat stress
THI
cool water
laying hens
laying performance
Online Access:https://www.mdpi.com/2076-2615/15/11/1635
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