Zhi-Fang Shi

Effects of Dietary Sterol-Enriched Yeast Hydrolysate on Ovarian Development, Reproductive Endocrine Status, Immune-Inflammatory Responses, Antioxidant Indices, and Egg Quality in Late-Laying Yellow-Feathered Broiler Breeder Hens

Simple Summary Late-laying broiler breeder hens often show declining reproductive performance. This study evaluated dietary sterol-enriched yeast hydrolysate (SYH; 0, 0.2, 0.5, or 0.8 g/kg) in 720 hens over a six-week feeding period. The 0.5 g/kg treatment improved eggshell strength and was associated with the highest...