Caimei Wu, Jingping Song, Lang Li, Yuxuan Jiang, Todd J Applegate, Bing Wu, Guangmang Liu, Jianping Wang, Yan Lin, Keying Zhang, Hua Li, Fali Wu, Shiping Bai
The objective of this study was to investigate the toxic effects of a combination of cadmium (Cd), lead (Pb), mercury (Hg), and chromium (Cr) on laying performance, egg quality, serum biochemical parameters, and oxidative stress of laying hens, as well as the alleviating action of dietary supplementation of selenized yeast. A total of 160 Lohmann pink-shell laying hens (63-week-old) were randomly divided into four treatments with 10 replicates of four hens each. The treatments were the corn-soybean meal basal diet (control; CON), the CON diet supplemented with 0...
2022: Frontiers in Veterinary Science