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Herd management information systems to support cattle population research: the VAMPP® case
(Universidad de Costa Rica, 2020)
Selenium Concentrations in Serum and its Outputs in Milk and Urine from Grazing Jersey Cow Herds Found in Two Dairy Production Regions from Costa Rica
(2017)
Objective: The study aimed to determine the concentration of selenium (Se) and glutathione peroxidase (GSH-Px) in serum and the Se concentration in milk and urine in grazing Jersey cows in two dairy producing areas of Costa ...
Gliotoxinogenic Aspergillus fumigatus in the dairy herd environment
(Springer, 2013-03)
The potential association between hygienic conditions in the environment of lactating cows and the presence of gliotoxinogenic Aspergillus fumigatus strains was studied. Milk samples (individual cow’s milk [ICM], bulk tank ...
Risk factors associated with milk fever occurrence in grazing dairy cattle
(2017-11-30)
The aim of this study was to determine risk factors associated with milk fever (MF) occurrence in Costa
Rican grazing dairy cattle. A total of 69,870 cows from 126 dairy herds were included in the study. Data were collected ...
Contemporary group alternatives for genetic evaluation of milk yield in small populations of dairy cattle
(Csiro Publishing, 2019-01-01)
In the present study, different random regression models, focussed on the nature of the effect of the contemporary group, fixed or random, were compared for genetic evaluation of test-day milk yield in dairy Gir breed, ...
First report of seroprevalence of Toxoplasma gondii and Neospora caninum in dairy sheep from Humid Pampa, Argentina
(Springer, 2013-10)
The aim of this study was to describe the occurrence of antibodies to Toxoplasma gondii and Neospora caninum in dairy sheep from the Humid Pampa region, Argentina. Blood samples from 704 dairy sheep belonging to six flocks ...
Effect of milking hygiene, herd size, water hardness and temperaturehumidity index on milk quality of dairy farms
(Brazilian Journal of Animal Science, 2023)
Retrospective study of rotavirus in beef and dairy herds in the State of São Paulo, BrazilEstudo retrospectivo de rotavírus bovino em rebanhos leiteiros e de corte no Estado de São Paulo, Brasil
(2018-01-01)
Rotavirus is a major cause of neonatal diarrhea in cattle worldwide, leading to significant economic losses. This study aimed to determine the occurrence of rotavirus infection in 48 herds of dairy and beef cattle from 21 ...