Results 21 to 30 of about 399,857 (144)

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

Antimicrobial drug usage from birth to 180 days of age in Irish dairy calves and in suckler beef calves

open access: yesJournal of Applied Animal Research, 2019
Concern about the use of antimicrobials in food producing animals is increasing. The study objective was to quantify antimicrobial drug usage in calves using antimicrobial treatment records from Irish suckler beef and dairy farms. Antimicrobial treatment
B. Earley   +5 more
doaj   +1 more source

Differences in the occurrence of selenium, copper and zinc deficiencies in dairy cows, calves, heifers and bulls

open access: yesVeterinární Medicína, 2005
This study was conducted to evaluate the mineral status of various bovine categories reared on the same farm, and to monitor the quality of their mineral nutrition in this way.
L. Pavlata   +3 more
doaj   +1 more source

Effect of pre-weaning concentrate supplementation on peripheral distribution of leukocytes, functional activity of neutrophils, acute phase protein and behavioural responses of abruptly weaned and housed beef calves [PDF]

open access: yes, 2012
peer-reviewedBackground: The effect of pre-weaning concentrate supplementation on peripheral distribution of leukocytes, functional activity of neutrophils, acute phase protein response, metabolic and behavioural response, and performance of abruptly ...
Lynch Eilish M   +12 more
core   +1 more source

Surveillance of Antimicrobial Resistance of Escherichia coli Isolates from Intestinal Contents of Dairy and Veal Calves in the Veneto Region, Northeaster Italy

open access: yesAnimals
This surveillance study aimed to estimate the proportion of antimicrobial resistant strains and antimicrobial resistance (AMR) profiles of E. coli isolates detected from the intestinal contents of veal and dairy calves in the Veneto Region, Northeaster ...
Laura Bortolami   +8 more
doaj   +1 more source

Gestation length, calving characteristics, and early-life health of calves born following transfer of fresh in vitro–produced embryos generated using conventional or sex-sorted sperm

open access: yesJournal of Dairy Science
: The objectives of the current study were to compare gestation length (GL), calving difficulty (CD), birth weight (BiW), and early-life health of beef and dairy calves derived from in vitro–produced embryos generated using conventional (CONV) or sex ...
Eliza M. Murphy   +3 more
doaj   +1 more source

FARMERS’ ATTITUDE TOWARDS INTERVENTIONS REGARDING BUFFALO CALF HEALTH CARE AND MANAGEMENT PRACTICES UNDER FIELD CONDITIONS [PDF]

open access: yesPakistan Veterinary Journal, 2009
A survey of small, medium and large size dairy farms was conducted in the peri-urban areas of District Rahim Yar Khan, Pakistan. Forty-eight dairy farms owned by 16 farmers from each category were selected randomly to study the status of health care and ...
S. AHMAD, M. YAQOOB, N. HASHMI1, M. A. ZAMAN2, AND M. S. AMJAD3
doaj  

Calf health from birth to weaning. III. Housing and management of calf pneumonia [PDF]

open access: yes, 2011
peer-reviewedCalfhood diseases have a major impact on the economic viability of cattle operations. A three part review series has been developed focusing on calf health from birth to weaning.
Gilmore, J. (John)   +19 more
core   +1 more source

A meta-analysis of the effect of dose and age at exposure on shedding of Mycobacterium avium subspecies paratuberculosis (MAP) in experimentally infected calves and cows [PDF]

open access: yes, 2011
A meta-analysis was performed using all published and one unpublished long-term infection-challenge experiments to quantify the age- and dose-dependence of early and late shedding of Mycobacterium avium subsp. paratuberculosis (MAP) in cattle. There were
Schukken, Y. H.   +7 more
core   +1 more source

Rearing conditions and lifetime milk revenues in Swedish dairy cows [PDF]

open access: yes, 2011
Associations between replacement heifer rearing conditions and lifetime milk revenues were studied throughout the productive life of Swedish dairy cows.
Svensson, Catarina,   +8 more
core   +1 more source

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