Results 81 to 90 of about 72,524 (279)

Superovulation following follicular synchronization with GnRH at random stages of the oestrous cycle in heifers

open access: yesCzech Journal of Animal Science, 2011
The objective of this study was to develop a superovulatory program based on synchronization of follicular waves with GnRH which could be applied regardless of the stage of the oestrous cycle.
H. Kohram   +3 more
doaj   +1 more source

Production Practices of Arkansas Beef Cattle Producers [PDF]

open access: yes, 1998
This report contains information from a 1996 survey on production practices of Arkansas beef cattle producers. While several studies have been completed on the profitability of retained ownership of beef cattle, few empirical data are available on ...
Parsch, Lucas D., Popp, Michael P.
core   +2 more sources

A Systematic Review and Meta‐Analysis of the Epidemiology of Bovine Herpesvirus 1 Infection in Dairy Cattle in Ethiopia

open access: yesVeterinary Medicine and Science, Volume 12, Issue 3, May 2026.
This systematic review and meta‐analysis summarise the epidemiology of bovine herpesvirus‐1 (BoHV‐1) infection in dairy cattle in Ethiopia. Analysis of 9 studies involving 5078 cattle revealed a high pooled seroprevalence of 46.02%, with higher estimates from c‐ELISA and an increasing temporal trend from 2018 to 2025.
Tsegaye Asredie Kolech   +2 more
wiley   +1 more source

Expression of CD14 and CD44 on bovine polymorphonuclear leukocytes during resolution of mammary inflammatory response induced by muramyldipeptide and lipopolysaccharide

open access: yesVeterinární Medicína, 2008
The aim of the study was to prove the effect of muramyldipeptide and lipopolysaccharide on the expression of CD14 and CD44 during an induced inflammatory response of the mammary gland and its resolution.
T. Langrova, Z. Sladek, D. Rysanek
doaj   +1 more source

ECONOMICS OF HEIFER RAISING OPTIONS [PDF]

open access: yes
As dairy farms grow and specialize in milking cows, one enterprise that may be removed from the dairy farm to allow for milk cow herd expansion is heifer raising.
Harsh, Stephen B., Wolf, Christopher A.
core   +1 more source

Surgical correction of a double congenital hernia in a veal calf

open access: yesVeterinary Record Case Reports, Volume 14, Issue 2, May 2026.
Abstract This clinical case report describes the rare occurrence and successful surgical management of two simultaneous congenital hernias, umbilical and perineal, in a crossbred veal calf. At 5 days of age, the animal, weighing approximately 40 kg, showed visible swelling in the umbilical and perineal regions together with a congenital tail ...
Andrea Spadaro   +4 more
wiley   +1 more source

Superovulation following follicular synchronization with GnRH at random stages of the oestrous cycle in heifers: oocyte competence and in vitro embryo production

open access: yesCzech Journal of Animal Science, 2010
The objective of this study was to develop a superovulatory program based on the synchronization of follicular waves with GnRH which could be applied regardless of the stage of the oestrous cycle.
H. Kohram, V. Vahedi, A. Farahavar
doaj   +1 more source

DAIRY HERD MANAGEMENT PRACTICES FOCUSING ON PREWEANED HEIFERS [PDF]

open access: yes
The National Dairy Heifer Evaluation Project ( NDHEP ) was conducted by the National Animal Health Monitoring System (NAHMS ) from April 1991 through July 1992 with the assistance of 1,811 producers from 28 states.
Ott, Stephen L.
core   +1 more source

Diprosopus dirrhinus (nasal duplication) in a female Holstein Friesian calf: Clinical findings, diagnostic imaging and surgical management

open access: yesVeterinary Record Case Reports, Volume 14, Issue 2, May 2026.
Abstract An 11‐week‐old Holstein Friesian heifer calf presented with a congenital nasal abnormality characterised by an additional, turbinate‐like structure located dorsally on the nasal bridge. Clinical examination of the calf revealed normal respiratory function, with the accessory structure producing mucoid discharge from blind‐ended cavities ...
Raffaela Marian   +4 more
wiley   +1 more source

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