Zobrazeno 1 - 10
of 207
pro vyhledávání: '"C T, Zheng"'
Publikováno v:
Asian-Australasian Journal of Animal Sciences, Vol 30, Iss 2, Pp 206-210 (2017)
Objective A study was conducted to test six threonine (Thr) levels (0.39%, 0.44%, 0.49%, 0.54%, 0.59%, and 0.64%) to estimate the optimal dietary Thr requirements for Longyan laying ducks from 17 to 45 wk of age. Methods Nine hundred Longyan ducks ag
Externí odkaz:
https://doaj.org/article/37e98134bf71438c9640f1a27ef12ae8
Akademický článek
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Publikováno v:
IEEE Photonics Journal, Vol 9, Iss 4, Pp 1-11 (2017)
We present a reconfigurable model for N × N non-blocking optical switch matrix (OSM) constituted by N(N-1)/2 2 × 2 thermo-optic polymer/silica hybrid total-internal-reflection switch elements. The number of the elements in the general model is redu
Externí odkaz:
https://doaj.org/article/b53255da5ddd4b59b358fde215a63eb8
Publikováno v:
IEEE Photonics Journal, Vol 6, Iss 4, Pp 1-16 (2014)
Structure and design were proposed for a kind of novel multifunctional M × N microring array side-coupled Mach-Zehnder interferometer (MZI) electrooptic switch/ filter. The device can be operated as a notch or bandpass filter by applying voltages on
Externí odkaz:
https://doaj.org/article/dc858cec37a247f29d3fa4487ab98819
Autor:
Wei Chen, C. T. Zheng, A.M. Fouad, Shuang Wang, Khaled Abouelezz Fouad Mohammed, Xia Weiguang, Dong Ruan, Yanan Zhang
Publikováno v:
Italian Journal of Animal Science, Vol 20, Iss 1, Pp 112-118 (2021)
There is an increased interest among poultry nutritionists to increase the linoleic acid (LA) content of the egg, which possesses many benefits for human health. This fatty acid must be provided by the diet as the bird’s body cannot synthesise it.
Autor:
Yanan Zhang, Khaled Abouelezz Fouad Mohammed, Dong Ruan, Runsheng Xu, Shuang Wang, A.M. Fouad, Xia Weiguang, Kaichao Li, Wei Chen, S. Wang, C. T. Zheng, M. M. M. Azzam, Xuebing Huang
Publikováno v:
Animal Nutrition
Animal Nutrition, Vol 7, Iss 1, Pp 176-184 (2021)
Animal Nutrition, Vol 7, Iss 1, Pp 176-184 (2021)
This study evaluated the effects of barley inclusion and glucanase supplementation on the productive performance and digestive function in laying ducks. The experiment used a randomized design with a 5 × 2 factorial arrangement of 5 graded levels of
Autor:
HebatAllah Kasem El-Senousey, Wei Chen, Xia Weiguang, Shuang Wang, A.M. Fouad, C. T. Zheng, Dong Ruan
Publikováno v:
Poultry Science, Vol 99, Iss 11, Pp 5637-5646 (2020)
Poultry Science
Poultry Science
The increased consumption of protein derived from poultry demands greater poultry production, but increased poultry production (meat and eggs) is dependent on the fertility of the parent flocks. Clearly, the fertility of poultry flocks is associated
Autor:
Xiajing Lin, Wang Yibing, Long Li, Zongyong Jiang, Shouqun Jiang, Zhongyong Gou, C. T. Zheng, Qiuli Fan, Xiaoyan Cui
Publikováno v:
Poultry Science
Poultry Science, Vol 99, Iss 8, Pp 3921-3929 (2020)
Poultry Science, Vol 99, Iss 8, Pp 3921-3929 (2020)
The objective of this study was to investigate the effects of dietary iron (Fe) on reproductive performance of Chinese Yellow broiler breeder hens during the egg-laying period. A total of 480, 55-wk-old hens were balanced for laying rate and then ran
Autor:
Xia Weiguang, Shuang Wang, Xuebing Huang, Yanan Zhang, Yongyan Jin, Wei Chen, Yuanzhong Deng, S. Wang, C. T. Zheng, Dong Ruan, Kaichao Li
Publikováno v:
Poultry Science, Vol 101, Iss 2, Pp 101573-(2022)
Poultry Science
Poultry Science
This study evaluated the changes in eggshell mechanical properties, ultrastructure, calcium metabolism-related serum indices, and gene expression in eggshell gland during eggshell formation between laying ducks in the peak (young duck) and late phase
Autor:
Yanan Zhang, Zhiwei Zhuang, Wei Chen, Kaichao Li, Yuanzhong Deng, Xia Weiguang, Xuebing Huang, Dong Ruan, Yongyan Jin, Shuang Wang, S. Wang, C. T. Zheng
Publikováno v:
Poultry Science, Vol 101, Iss 1, Pp 101539-(2022)
Poultry Science
Poultry Science
This study evaluated dietary Zn supplementation on productive performance, eggshell quality and ultrastructure, and calcium metabolism during eggshell formation in laying ducks. A total of 360 Longyan laying ducks (45-wk) were randomly divided into 5