Zobrazeno 1 - 10
of 2 747
pro vyhledávání: '"SF221-250"'
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 7744-7755 (2024)
ABSTRACT: The study investigated the effects of dietary protein level and the inclusion of hydroponic barley sprouts (HB) on lactation performance, blood biochemistry and N use efficiency in mid-lactation dairy cows. Treatments were arranged in a 2
Externí odkaz:
https://doaj.org/article/842c343d5f28476da69c464e8b148b57
Autor:
Xiliang Du, Mingchao Liu, Erminio Trevisi, Lingxue Ju, Yuting Yang, Wenwen Gao, Yuxiang Song, Lin Lei, Majigsuren Zolzaya, Xinwei Li, Zhiyuan Fang, Guowen Liu
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8629-8641 (2024)
ABSTRACT: Bile acids are cholesterol-derived molecules that are primarily produced in the liver. In nonruminants with fatty liver, overproduction of bile acids is associated with liver injury. During the transition period, fatty liver is a metabolic
Externí odkaz:
https://doaj.org/article/24a7652dba07430cb1b7bd51430557fe
Autor:
R.M.A. Goselink, A.T.M. van Knegsel, A. Bannink, R.M. Bruckmaier, J. Dijkstra, G. van Duinkerken, J.T. Schonewille, W.H. Hendriks
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8569-8581 (2024)
ABSTRACT: Omitting or shortening the dry period may result in a fairly constant ration throughout the transition period of dairy cows, reducing the need for adaptation of cow metabolism and rumen function to a new lactation. The objective of this stu
Externí odkaz:
https://doaj.org/article/dbc94e88dc9c4438a5274abd0e17a6e0
Autor:
Lijun You, Chengcong Yang, Hao Jin, Lai-Yu Kwok, Ruirui Lv, Teng Ma, Zhixin Zhao, Heping Zhang, Zhihong Sun
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 7619-7630 (2024)
ABSTRACT: Traditional fermented milks are produced through an inoculation process that involves the deliberate introduction of microorganisms that have been adapted and perpetuated across successive generations. However, the changes in the microbiota
Externí odkaz:
https://doaj.org/article/444433e56696463280d876ad63fd8efb
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 7786-7797 (2024)
ABSTRACT: The purpose of this experiment was to determine if nicotinic acid (NA) effects on dairy cows and rumen microbial characteristics are forage-type dependent (corn silage, CS; grass silage, GS). Four late-lactation (DIM = 225 ± 12 d) Holstein
Externí odkaz:
https://doaj.org/article/023d54ba90ed4b189bc5eb64ad833738
Autor:
L. Sesso, T. Vanzetti, J. Weber, M. Vaccani, P. Riva Scettrini, C. Sartori, I. Ivanovic, A. Romanò, M. Bodmer, L.N. Bacciarini, R. Struchen, A. Steiner, H.U. Graber
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8299-8312 (2024)
ABSTRACT: The present study demonstrates successful herd sanitation and eradication of contagious mastitis caused by Staphylococcus aureus genotype B (GTB) in an entire Swiss district (Ticino) including 3,364 dairy cows from 168 farms. Herd sanitatio
Externí odkaz:
https://doaj.org/article/6f4933d6f5d74cf9b2fd3c0256a9de98
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 7756-7768 (2024)
ABSTRACT: Understanding the extent to which genetics × environment plays a role in shaping individual strategies to environmental challenges is of considerable interest for future selection of more resilient animals. The objective of this study was
Externí odkaz:
https://doaj.org/article/d6fbd828a257458b80142bdbcb75693f
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8044-8057 (2024)
ABSTRACT: Herd size expansion, combined with the reduced availability of people to work on farms, has led to an increased focus on techniques that can improve dairy farm social sustainability. Effective work organization is one such entity, which cou
Externí odkaz:
https://doaj.org/article/1db9686872d74ac7a2bbd5f0bfa20fc8
Autor:
B.J. Van Soest, R.D. Matson, D.E. Santschi, T.F. Duffield, M.A. Steele, K. Orsel, E.A. Pajor, G.B. Penner, T. Mutsvangwa, T.J. DeVries
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8286-8298 (2024)
ABSTRACT: The objectives of this study were to determine the farm-level hyperketolactia (HKL) prevalence, as diagnosed from the milk BHB concentration, on dairy farms milking with an automated milking system (AMS) and to describe the farm-level housi
Externí odkaz:
https://doaj.org/article/4dea245b177a4db9a13fa84227807af5
Autor:
Sam Rowe, John K. House, Hannah Pooley, Stephanie Bullen, Mark Humphris, Luke Ingenhoff, Jacqueline M. Norris, Ruth N. Zadoks
Publikováno v:
Journal of Dairy Science, Vol 107, Iss 10, Pp 8271-8285 (2024)
ABSTRACT: To support antimicrobial stewardship in livestock production, there is a growing array of point-of-care diagnostics to guide antimicrobial treatment. The primary objective of this observational study was to evaluate the diagnostic performan
Externí odkaz:
https://doaj.org/article/2a9f3d8b6c7443638afe9e7258cc7c94