Results 21 to 30 of about 62,336 (317)

Metabolomics reveals potential biomarkers in the rumen fluid of dairy cows with different levels of milk production [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2020
Objective In the present study, an liquid chromatography/mass spectrometry (LC/MS) metabolomics approach was performed to investigate potential biomarkers of milk production in high- and low-milk-yield dairy cows and to establish correlations among rumen
Hua Zhang   +4 more
doaj   +1 more source

Citrus flavonoid extracts alter the profiling of rumen antibiotic resistance genes and virulence factors of dairy cows

open access: yesFrontiers in Microbiology, 2023
Citrus flavonoid extracts (CFE) have the potential to reduce rumen inflammation, improve ruminal function, and enhance production performance in ruminants.
Shiqiang Yu   +6 more
doaj   +1 more source

Dairy cows: in the age of the genotype, #phenotypeisking [PDF]

open access: yesAnimal Frontiers, 2020
The limiting factor for future evaluations of new traits of economic importance is phenotypes. Genomics is an ideal technology used to spread the value of diffcult-to-measure phenotypes throughout the population. There are many actors in the chain required to create that beneft and the creation of those value chains for new and diffcult to measure ...
openaire   +3 more sources

Feeding citrus flavonoid extracts decreases bacterial endotoxin and systemic inflammation and improves immunometabolic status by modulating hindgut microbiome and metabolome in lactating dairy cows

open access: yesAnimal Nutrition, 2023
The objectives of this study were to determine the effects of dietary supplementation with citrus flavonoid extracts (CFE) on milk performance, serum biochemistry parameters, fecal volatile fatty acids, fecal microbial community, and fecal metabolites in
Yuchao Zhao   +6 more
doaj   +1 more source

Cow, farm, and management factors during the dry period that determine the rate of clinical mastitis after calving [PDF]

open access: yes, 2007
The purpose of the research was to investigate cow characteristics, farm facilities, and herd management strategies during the dry period to examine their joint influence on the rate of clinical mastitis after calving.
Browne, W. J.   +10 more
core   +1 more source

Microbiome-Metabolomics Insights into the Milk of Lactating Dairy Cows to Reveal the Health-Promoting Effects of Dietary Citrus Peel Extracts on the Mammary Metabolism

open access: yesFoods, 2022
The effects of dietary supplementation with citrus peel extract (CPE) on milk biochemical parameters, milk bacterial community, and milk metabolites were evaluated. Eight lactating cows were allocated to a replicated 4 × 4 Latin square.
Yuchao Zhao   +6 more
doaj   +1 more source

Cow, farm, and herd management factors in the dry period associated with raised somatic cell counts in early lactation [PDF]

open access: yes, 2008
This study investigated cow characteristics, farm facilities, and herd management strategies during the dry period to examine their joint influence on somatic cell counts (SCC) in early lactation.
Browne, W. J.   +10 more
core   +1 more source

Relationship between dairy cow genetic merit and profit on commercial spring calving dairy farms [PDF]

open access: yes, 2011
peer-reviewedBecause not all animal factors influencing profitability can be included in total merit breeding indices for profitability, the association between animal total merit index and true profitability, taking cognisance of all factors associated
Cromie, A. R.   +7 more
core   +1 more source

Effects of bamboo leaf extract on the production performance, rumen fermentation parameters, and rumen bacterial communities of heat-stressed dairy cows [PDF]

open access: yesAnimal Bioscience, 2021
Objective An experiment was conducted to evaluate the effects of bamboo leaf extract (BLE) on the production performance, rumen fermentation parameters, and rumen bacterial communities of heat-stressed dairy cows.
Yi Li   +6 more
doaj   +1 more source

The Case for Grazing Dairy Cows [PDF]

open access: yesAgronomy, 2021
The case for grazing dairy cows at pasture is reviewed in six categories: (i) optimal land use for food production; (ii) soil carbon sequestration; (iii) carbon footprint; (iv) animal health and welfare; (v) effects on human health of milk produced from grazed pasture; and (vi) consumer demand for milk from grazed cows.
J. Michael Wilkinson   +2 more
openaire   +2 more sources

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