Effects of dietary lysine supplementation on performance, egg quality, and development of reproductive system in egg-laying ducks

This study was conducted to examine five lysine (Lys) levels (0.75, 0.80, 0.85, 0.90, and 0.95%) to estimate the optimal level of Lys for Longyan laying ducks from 22 to 38 wk of age. Nine hundred Longyan ducks aged 22 wk were assigned randomly to the 5 dietary treatments, where each treatment compr...

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Bibliographic Details
Main Authors: Ahmed Mohamed Fouad, Wei Chen, Dong Ruan, Shuang Wang, Weiguang Xia, Chuntian Zheng
Format: Article
Language:English
Published: Taylor & Francis Group 2018-01-01
Series:Journal of Applied Animal Research
Subjects:
Online Access:http://dx.doi.org/10.1080/09712119.2017.1308868