Results 41 to 50 of about 1,654,601 (403)

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

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

LEPTOSPIROSIS IN CATTLE [PDF]

open access: yesJournal of Experimental Medicine, 1948
From abnormal milk of cows an agent has been transmitted to guinea pigs, rabbits, mice, and embryonated eggs. This agent caused a febrile reaction in guinea pigs and rabbits and an inapparent infection in mice. In early passages embryonated eggs were unaffected but later death of embryos occurred 7 days after inoculation.
J A, BAKER, R B, LITTLE
openaire   +2 more sources

Host genetics influence the rumen microbiota and heritable rumen microbial features associate with feed efficiency in cattle

open access: yesMicrobiome, 2019
The symbiotic rumen microbiota is essential for the digestion of plant fibers and contributes to the variation of production and health traits in ruminants.
Fuyong Li   +8 more
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

Opportunities and challenges for integrating dairy cattle into farms with certified organic pineapple production as perceived by smallholder farmers in Central Uganda [PDF]

open access: yes, 2019
A study was conducted in 2013 to assess opportunities and challenges of integrating dairy cattle into organic pineapple production in Uganda. Thirty organic pineapple farmers were interviewed using a semistructured questionnaire.
Kabi, Fred   +4 more
core   +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

Experimental inoculation of chicken broilers with C. gallinacea strain 15-56/1

open access: yesScientific Reports, 2021
Chlamydia gallinacea is one of the new Chlamydia species, encountered predominantly in birds and occasionally in cattle, and its dissemination, pathogenicity and zoonotic potential have not yet been fully elucidated.
Monika Szymańska-Czerwińska   +3 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

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

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