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...
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
Taylor & Francis Group
2018-01-01
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Series: | Journal of Applied Animal Research |
Subjects: | |
Online Access: | http://dx.doi.org/10.1080/09712119.2017.1308868 |