Zobrazeno 1 - 10
of 2 096
pro vyhledávání: '"average daily gain"'
Autor:
Jessica M.V. Pereira, Fernanda C. Ferreira, Pedro H.V. Carvalho, Joao Bittar, Noelia Silva Del-Rio, Marcos I. Marcondes
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8223-8233 (2024)
ABSTRACT: Adequate transfer of passive immunity (TPI) is a cornerstone for a proper health status of calves. In the literature, there is limited information on the prevalence of failure of TPI in dairy-beef crossbred calves and its effect on morbidit
Externí odkaz:
https://doaj.org/article/985ebf061b924c73b1889f1c7e8b3f6e
Publikováno v:
Italian Journal of Animal Science, Vol 23, Iss 1, Pp 1382-1390 (2024)
After 39 generations of selection, a commercial paternal rabbit line, utilised by farmers through artificial inseminations with sperm from males in a three-way crossbreeding scheme based on average daily weight gain merit (ADG), present a deleterious
Externí odkaz:
https://doaj.org/article/b8ab40dc43cf45b69bd0d8d9a2c851d8
Publikováno v:
Journal of Animal Science and Technology, Vol 66, Iss 2, Pp 366-373 (2024)
This study aims to estimate the connectedness rating (CR) of Korean swine breeding herds. Using 104,380 performance and 83,200 reproduction records from three swine breeds (Yorkshire, Landrace and Duroc), the CR was estimated for two traits: average
Externí odkaz:
https://doaj.org/article/339ac89ff79447ea9156d4fbac87d1ae
Autor:
Haochi Yang, Jianming Ren, Peng Ji, Xiaosong Zhang, Zhanhai Mai, Chenchen Li, Nianshou Zhao, Ting Ma, Xiaopeng Zhu, Yongli Hua, Yanming Wei
Publikováno v:
Frontiers in Cellular and Infection Microbiology, Vol 14 (2024)
ObjectTo investigate the effects of Shen Qi Bu Qi Powder (SQBQP) on the average daily gain, blood indexes, gastrointestinal microflora, and serum metabolites of calves.MethodsA total of 105 calves were randomly assigned to three groups (n = 35 per gr
Externí odkaz:
https://doaj.org/article/87f2890e5c724a638814e4fcec0e5464
Autor:
Sierra R. Guynn, Scott P. Greiner, John F. Currin, S. Michelle Todd, Alphonce Assenga, Laura L. Hungerford, Kevin K. Lahmers
Publikováno v:
Frontiers in Veterinary Science, Vol 11 (2024)
IntroductionTheileria orientalis Ikeda genotype is an emerging cattle disease in the US. Since 2017, when T. orientalis Ikeda was discovered in beef cattle in two counties in Virginia, cattle infections have risen to include ~67% of Virginia counties
Externí odkaz:
https://doaj.org/article/8fc6cf10bf47422fa89a213049d9c918
Autor:
O. G. Bordunova, A. P. Paliy, O. V. Pavlichenko, K. O. Rodionova, H. O. Petrenko, V. D. Chivanov, K. V. Ishchenko
Publikováno v:
Regulatory Mechanisms in Biosystems, Vol 15, Iss 1, Pp 31-36 (2024)
Improving the productivity of poultry, especially egg crosses, depends on the quality of the bioceramic calcite (CaCO3) layers and surface glycoprotein film of the egg (cuticle). These are the barriers that control the flow of gases and water vapor.
Externí odkaz:
https://doaj.org/article/3d4f8f5555934f198210bf19bf2198ed
Publikováno v:
Animal Bioscience, Vol 37, Iss 1, Pp 16-27 (2024)
Objective The objective of this study was to investigate the effect of heat stress on the growth traits and genetic parameters of Thai native chickens. Methods A total of 16,487 records for growth traits of Thai native chickens between 2017 and 2022
Externí odkaz:
https://doaj.org/article/7a8c6bfae7d44d328e3c5aa2cf51949d
Publikováno v:
Jurnal Sain Peternakan Indonesia, Vol 18, Iss 4, Pp 193-201 (2023)
This study aimed to analyze the factors affecting the post-weaning growth of Boer and Boer cross goats in a closed breeding farm population. A total of 1,083 female kids were selected from a record of 1,501 weaned kids produced by mating Boer bucks w
Externí odkaz:
https://doaj.org/article/736fa00d38864e099894a2d9cad1b554
Autor:
Sung Il Kim, Sungkwon Park, Hyun Soo Lee, Ji Hong Lee, Do Hyung Kim, Jeong Hwan Myung, Keun Ki Jung
Publikováno v:
Journal of Animal Science and Technology, Vol 65, Iss 6, Pp 1214-1225 (2023)
We investigated the effect of energy levels on growth performance, carcass characteristics, and fatty acid composition of Holstein steers at different slaughter ages. Forty Holstein steers with an average body weight (BW) of 234.21 ± 7.42 kg and 7.7
Externí odkaz:
https://doaj.org/article/a46b9437df05450d97ed9fd8fe47316d
Publikováno v:
Journal of Animal Science and Biotechnology, Vol 14, Iss 1, Pp 1-16 (2023)
Abstract Background Rumen bacterial groups can affect growth performance, such as average daily gain (ADG), feed intake, and efficiency. The study aimed to investigate the inter-relationship of rumen bacterial composition, rumen fermentation indicato
Externí odkaz:
https://doaj.org/article/0041f61b3a1c4702b0ab4dcc8bfcad54