Results 21 to 30 of about 267,818 (311)

In vivo selection of resistant E. coli after ingestion of milk with added drug residues. [PDF]

open access: yes, 2014
Antimicrobial resistance represents a major global threat to modern medicine. In vitro studies have shown that very low concentrations of drugs, as frequently identified in the environment, and in foods and water for human and animal consumption, can ...
Bicalho, Rodrigo Carvalho   +3 more
core   +3 more sources

First union formation in urban Burkina Faso: Competing relationship transitions to marriage or cohabitation

open access: yesDemographic Research, 2016
Background: In several African cities the prevalence of unmarried cohabitation among youth has risen considerably. Because of its potentially negative implications for women and their children, in some countries cohabitation has even become a matter of ...
Anne-Emmanuèle Calvès
doaj   +1 more source

Effects of intake-based weaning and forage type on feeding behavior and growth of dairy calves fed by automated feeders

open access: yesJournal of Dairy Science, 2022
: The objective of this study was to assess the effects of intake-based weaning methods and forage type on feeding behavior and growth of dairy calves.
A. Welk   +4 more
doaj   +1 more source

Effect of Group and Individual Breeding on Performance, Blood Parameters, Ruminal Fermentation, Behavior and Health of Dairy Calves [PDF]

open access: yesپژوهشهای علوم دامی ایران, 2022
Introduction: In most dairy farms, calves are housed individually during the milk-feeding period and will only introduce to social groups after weaning.
Fatemeh Ahmadi   +3 more
doaj   +1 more source

Early-Life Dam-Calf Contact and Grazing Experience Influence Post-Weaning Behavior and Herbage Selection of Dairy Calves in the Short Term

open access: yesFrontiers in Veterinary Science, 2020
Rearing dairy calves with their mothers could teach them how to graze, optimizing grass use, and improving their welfare and performance. We tested the short-term effects of dam-calf contact experience on grazing and social behavior of weaned calves ...
Alessandra Nicolao   +7 more
doaj   +1 more source

A new subunit vaccine based on nucleoprotein nanoparticles confers partial clinical and virological protection in calves against bovine respiratory syncytial virus [PDF]

open access: yes, 2010
Human and bovine respiratory syncytial viruses (HRSV and BRSV) are two closely related, worldwide prevalent viruses that are the leading cause of severe airway disease in children and calves, respectively.
Bernadet, Philippe   +14 more
core   +2 more sources

Effect of rest, post-rest transport duration, and conditioning on performance, behavioural, and physiological welfare indicators of beef calves

open access: yesPLoS ONE, 2022
The aim of this study was to assess the effects of conditioning, rest, and post-rest transport duration on welfare indicators of 6–7 mo old beef calves following a 20-h transport.
Daniela M. Meléndez   +5 more
doaj   +2 more sources

Evidence for simple volcanic rifting not complex subduction initiation in the Laxmi Basin

open access: yesNature Communications, 2020
Recently, Pandey et al proposed relict subduction initiation occurred along a passive margin in the northwest Indian Ocean. Here, Clift et al question the evidence for subduction initiation, suggesting that simpler rifting-related processes can more ...
Peter D. Clift   +2 more
doaj   +1 more source

Effects of Social Housing on Dairy Calf Social Bonding

open access: yesAnimals, 2022
Social housing for dairy calves has a range of benefits for social development, yet there is limited understanding of how social bonds form early in life.
Emily E. Lindner   +4 more
doaj   +1 more source

Comparison of serum immunoglobulin G half-life in dairy calves fed colostrum, colostrum replacer or administered with intravenous bovine plasma. [PDF]

open access: yes, 2014
In calves, passive immunity of immunoglobulins can be acquired through ingestion of colostrum or colostrum replacers. Plasma can been used to supplement immunoglobulins in healthy or sick calves.
Chigerwe, Munashe   +2 more
core   +1 more source

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