Effects of rare earth as feed additive on production performance, egg quality, serum biochemical parameters, antioxidant capacity, intestinal morphology, and gut microbiota in late-phase laying hens
This study aimed to investigate the effects of dietary rare earth (RE) supplementation on production performance, egg quality, serum biochemical parameters, antioxidant capacity, intestinal morphology, and gut microbiota in late-phase laying hens. A total of 960 Lohmann Pink laying hens (380 d old)...
Main Authors: | , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Frontiers Media S.A.
2023-04-01
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Series: | Frontiers in Sustainable Food Systems |
Subjects: | |
Online Access: | https://www.frontiersin.org/articles/10.3389/fsufs.2023.1155543/full |