Zobrazeno 1 - 7
of 7
pro vyhledávání: ''
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:
Sabri Arda Eratalar, Şule Yurdagül Özsoy, Ayşe Arzu Yiğit, Nezih Okur, Ruhi Kabakçi, Tuncer Kutlu
Publikováno v:
Poultry Science, Vol 101, Iss 2, Pp 101609-(2022)
Poultry Science
Poultry Science
The effects of incubator carbon dioxide (CO2) and oxygen (O2) concentrations with parental stock age (PSA) on embryonic deaths (ED), hatchability of fertile eggs (HFE), some blood parameters, and the tissue development of broilers were investigated.
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
Autor:
S.L. Wang, C.T. Zheng, W. Chen, K.F.M. Abouelezz, D. Ruan, K.C. Li, S. Wang, Y.N. Zhang, W.G. Xia
Publikováno v:
Poultry Science, Vol 99, Iss 1, Pp 454-462 (2020)
Poultry Science
Poultry Science
This study evaluated the effects of different dietary zinc (Zn) levels on productive and reproductive performance, egg quality, tibial characteristics, plasma biochemical and antioxidant indices, and zinc deposition in laying duck breeders. A total o
Publikováno v:
Poultry Science, Vol 100, Iss 11, Pp 101453-(2021)
Poultry Science
Poultry Science
The objectives of this study were to investigate the effectiveness of dietary zinc, copper, and manganese hydroxychloride (HC) supplementation on performance, minerals deposition, serum parameters, eggshell ultrastructure, uterus histological structu
Publikováno v:
Poultry Science, Vol 100, Iss 9, Pp 101284-(2021)
Poultry Science
Poultry Science
This experiment investigated the effect of excess crude protein and/or calcium on male broiler breeder fertility. Forty-eight broiler breeder males, from a group of 60 that consistently produced a semen sample were allocated to one of 4 dietary treat
Publikováno v:
Poultry Science, Vol 100, Iss 7, Pp 101102-(2021)
Poultry Science
Poultry Science
This study investigated the effects of dietary chloride (Cl) reduction on laying performance and eggshell quality by substitution of sodium bicarbonate (NaHCO3) or sodium sulfate (Na2SO4) for part of dietary sodium chloride (NaCl), and further explor