Melatonin implantation improved the egg-laying rate and quality in hens past their peak egg-laying age

Por Jia, Yaxiong, Yang, Minghui, Zhu, Kuanfeng, Wang, Liang, Song, Yukun, Wang, Jing, Qin, Wenxiang, Xu, Zhiyuan, Chen, Yu, Liu, Guoshi
Publicado no Sci Rep (2016)