Article
Genetic patterns and genome-wide association analysis of eggshell quality traits of egg-type chicken across an extended laying period.
Poultry science - 1 Apr 2024
Chen Xiaoman, Li Xiaochang, Zhong Conghao, Jiang Xinwei, Wu Guiqin, Li Guangqi, Yan Yiyuan, Yang Ning, Sun Congjiao
Abstract excerpt
The industry of egg-type chicken has shown a trend of extending the rearing period, with the goal of breeding chicken breeds capable of producing 500 qualified eggs by 700 d of age. However, the rapid decline in eggshell quality during the late laying period is one of the major challenges. In this study, a total of 3,261 Rhode Island Red chickens were used to measure eggshell quality traits including eggshell...
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