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pro vyhledávání: '"Holstein bulls"'
Akademický článek
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Autor:
Zuo Wang, Yuan Zhao, Xinyi Lan, Jianhua He, Fachun Wan, Weijun Shen, Shaoxun Tang, Chuanshe Zhou, Zhiliang Tan, Yanming Yang
Publikováno v:
Frontiers in Nutrition, Vol 9 (2022)
This study was conducted to evaluate the influences of supplementing tannic acid (TA) at different doses on the production performance, physiological and immunological characteristics, and rumen bacterial microbiome of cattle. Forty-eight Holstein bu
Externí odkaz:
https://doaj.org/article/8a46160cabe74460a2896f3150345e37
Autor:
A. J. A. Al-Saedi, T. A. Abdulkareem
Publikováno v:
The Iraqi Journal of Agricultural science, Vol 53, Iss 4 (2022)
This study was conducted to compare the semen immediate and microscopic characteristics of the three lines of Holstein bulls. Twenty-one Holstein bulls were divided into three groups belonging to the three lines of Holstein bulls; born in Iraq (Austr
Externí odkaz:
https://doaj.org/article/08c952ebfdfa47f6a5ddcd1d015bf562
Publikováno v:
Animal, Vol 16, Iss 3, Pp 100472- (2022)
Semen production traits are important aspects of bull fertility, because semen quantity leads to direct profits for artificial insemination centres, and semen quality is associated with the probability of achieving a pregnancy. Most genome-wide assoc
Externí odkaz:
https://doaj.org/article/6ab895716f4c42fa9fb624c5af9a5b7d
Autor:
Songyan Zou, Shoukun Ji, Hongjian Xu, Mingya Wang, Beibei Li, Yizhao Shen, Yan Li, Yanxia Gao, Jianguo Li, Yufeng Cao, Qiufeng Li
Publikováno v:
Animals, Vol 13, Iss 5, p 843 (2023)
The aim of this study was to investigate the effect of low-protein diets supplemented with rumen-protected lysine (RPLys) and methionine (RPMet) on growth performance, rumen fermentation, blood biochemical parameters, nitrogen metabolism, and gene ex
Externí odkaz:
https://doaj.org/article/89e275c02aaf4d17b92512f8408783d3
Autor:
Hassan & et al.
Publikováno v:
The Iraqi Journal of Agricultural science, Vol 52, Iss 4 (2021)
This study was conducted to investigate the effect of swim-up and glass wool as sperm separation techniques with adding vitamin E and superoxide dismutase (SOD) to Tris extender on improving post-cryopreserved total sperm characteristics in straw and
Externí odkaz:
https://doaj.org/article/2caf38283749463ebdac76e2306dc50d
Publikováno v:
BMC Genetics, Vol 20, Iss 1, Pp 1-5 (2019)
Abstract Background Semen traits are important for the widespread use of superior bulls. Thus, the objective of this study was to estimate the heritability of five semen traits, ejaculate volume (VE), progressive sperm motility (SM), sperm concentrat
Externí odkaz:
https://doaj.org/article/9fa1ab9584e14e3f867299e2feb4c5cc
Autor:
M. S. Hassan, S. M. Eidan
Publikováno v:
The Iraqi Journal of Agricultural science, Vol 52, Iss 3 (2021)
This study was conducted to investigate the effect of swim-up and glass wool as sperm separation techniques with adding vitamin E and superoxide dismutase (SOD) to Tris extender on improving some post-cryopreserved semen quality for Holstein bulls. L
Externí odkaz:
https://doaj.org/article/6ef60e5c8f02419d9c818561c3c15f61
Publikováno v:
Animals, Vol 12, Iss 1, p 33 (2021)
The objectives of this experiment were to investigate the effects of N-carbamylglutamate (NCG) on growth and slaughter performance, meat quality, nitrogen utilization, plasma antioxidant and amino acids of Holstein bulls. In this case, 24 Holstein bu
Externí odkaz:
https://doaj.org/article/42035385b23742eb8fac60abd2c9d1df
Publikováno v:
BMC Genetics, Vol 18, Iss 1, Pp 1-10 (2017)
Abstract Background Using a genome-wide association study strategy, our previous study discovered 19 significant single-nucleotide polymorphisms (SNPs) related to semen production traits in Chinese Holstein bulls. Among them, three SNPs were within o
Externí odkaz:
https://doaj.org/article/95f084a5f78940a99d30941115813f80