Results 21 to 30 of about 590,953 (295)

New insight on chlamydiae

open access: yesJournal of Veterinary Research, 2023
This article provides an overview of the current knowledge on chlamydiae, which are intracellular bacteria belonging to the Chlamydiaceae family. Whole-genome sequencing leads to great increases in the available data about Chlamydia spp.
Szymańska-Czerwińska Monika   +2 more
doaj   +1 more source

Genetic benefits of genomic selection breeding programmes considering foreign sire contributions

open access: yesGenetics Selection Evolution, 2019
Background In modern dairy breeding programmes, high contributions from foreign sires are nearly always present. Genotyping, and therefore genomic selection (GS), concern only a subpopulation of the breeding programme’s wider dairy population.
Daragh Matthews   +4 more
doaj   +1 more source

Lumpy skin disease (LSD) outbreaks in cattle in Odisha state, India in August 2019: Epidemiological features and molecular studies.

open access: yesTransboundary and Emerging Diseases, 2020
Lumpy skin disease (LSD), caused by lumpy skin disease virus (LSDV) inflicts significant economic losses in cattle production with impact on livelihoods of smallholders.
S. B. Sudhakar   +9 more
semanticscholar   +1 more source

Technologically difficult, pathogenic and food risky bacterial contamination of raw milk and other materials from dairy cow herds

open access: yesCzech Journal of Animal Science, 2004
Processing of milk for higher value-added products and milk food chain safety require prevention of higher occurrence of microorganisms that can produce spores.
O. Hanuš   +5 more
doaj   +1 more source

Control of antral follicle development and selection in sheep and cattle.

open access: yesJournal of reproduction and fertility. Supplement, 2019
The development of antral follicles in sheep and cattle is dependent on FSH, but large antral follicles can shift their gonadotrophic dependence from FSH to LH. The mechanisms that result in the selection of at least one ovulatory follicle from identical
B. Campbell, R. Scaramuzzi, R. Webb
semanticscholar   +1 more source

Augmented-OvSynch enhances estrus resumption, luteal function, and conception rates in postpartum Zebu crossbred cows under tropical smallholder systems [PDF]

open access: yesVeterinary World
Background and Aim: Postpartum infertility remains a major challenge in tropical dairy systems, particularly in Zebu crossbred cows that experience delayed ovarian cyclicity and increased metabolic and environmental stress.
Suresh Kumar   +9 more
doaj   +1 more source

Climate Impacts of Cultured Meat and Beef Cattle

open access: yesFrontiers in Sustainable Food Systems, 2019
Improved greenhouse gas (GHG) emission efficiency of production has been proposed as one of the biggest potential advantages of cultured meat over conventional livestock production systems.
J. Lynch, R. Pierrehumbert
semanticscholar   +1 more source

Estimation of 305-day milk yield from test-day records of Chinese Holstein cattle

open access: yesJournal of Applied Animal Research, 2018
This study compared six models, namely the Gaines, Sikka, Nelder, Wood, Dhanoa and Hayashi models, for the estimation of 305 days milk yield in Chinese Holstein cattle. We compared their ability to reliably predict 305-day lactation yield from incomplete
Ling-na Kong   +9 more
doaj   +1 more source

Effect of age, season and sire on semen quality traits in Frieswal breeding bulls

open access: yesIndian Journal of Animal Sciences, 2023
The present study was undertaken to assess the effect of season of semen collection, age and sire on semen quality of Frieswal breeding bulls. The data on 8113 semen ejaculates of 155 bulls born to 34 Frieswal sires were utilized for the study.
S TYAGI   +7 more
doaj   +1 more source

Benefits of tactile stimulation and environmental enrichment for the welfare of crossbred dairy calves

open access: yesJournal of Applied Animal Research, 2023
The aim of this study was to evaluate behavioural and physiological variables of 18 Gir x Holstein calves housed in groups submitted to two treatments: presence (EE) or absence (NE) of environmental enrichment.
Catiucia Oliveira Miranda   +7 more
doaj   +1 more source

Home - About - Disclaimer - Privacy