Effects of supplemental vitamin A on reproduction and antioxidative status of aged laying hens, and growth, blood indices and immunity of their offspring

Effects of supplemental vitamin A on reproduction and antioxidative status of aged laying hens, and growth, blood indices and immunity of their offspring

ABSTRACT: The purpose of this investigation was to evaluate the impacts of vitamin A (VA) supplementation in feed at levels of 0 (control), 2,000, 4,000, 6,000, and 8,000 IU VA/kg diet on the reproductive efficiency and antioxidative properties of aged Sinai laying hens at 52 wk of age (n = 300 fema...

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Bibliographic Details
Main Authors: Ibrahim T. El-Ratel, Mariam M. Amara, Malak M. Beshara, Mohammed F. El Basuini, Sara F. Fouda, Khaled H. El-Kholy, Tarek A. Ebeid, Mahmoud Kamal, Sarah I. Othman, Hassan A. Rudayni, Ahmed A. Allam, Mahmoud Moustafa, Guillermo Tellez-Isaias, Mohamed E. Abd El-Hack, Aml Mekawy
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Poultry Science
Subjects:
vitamin A
aged laying hen
reproductive efficiency
antioxidative status
immunity
Online Access:http://www.sciencedirect.com/science/article/pii/S0032579124000324

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http://www.sciencedirect.com/science/article/pii/S0032579124000324

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