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120 resultados encontrados.

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Effects of supplementation frequency on the ruminal fermentation and enteric methane production of beef cattle grazing in tropical pastures
Artículo
Material complementario disponible Artículo DOAJ
Roberta Carrilho Canesin et al · Sociedade Brasileira de Zootecnia · 2014 · ISSN 1806-9290
The objective of this study was to evaluate the characteristics of ruminal fermentation and enteric methane production in beef cattle subjected to different supplementation frequencies while grazing on Brachiaria brizant...
LCC LCC:Animal cultureIdioma eng
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Material complementario
Epidemiological aspects of cattle tick fever in Brazil
Artículo
Material complementario disponible Artículo DOAJ
Juan Dario Puentes et al · Colégio Brasileiro de Parasitologia Veterinária · 2023 · ISSN 1984-2961
Abstract The present work reviews the epidemiologic situation of Anaplasma marginale and Babesia spp. infections and the occurrence of cattle tick fever outbreaks in Brazil. In areas of tick fever enzootic instability, e...
LCC LCC:Animal cultureIdioma eng
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Material complementario
Evaluation of the Glutaraldehyde Test as a Prognostic Indicator for Short‐ and Long‐Term Mortality in Hospitalized Adult Cattle With and Without Sepsis
Artículo
Acceso abierto Artículo DOAJ
Alexandra Eckert et al · Oxford University Press · 2025 · ISSN 0891-6640
ABSTRACT Background The glutaraldehyde test (GT) is used as a point‐of‐care test to detect inflammatory disease in cattle. Objectives Describe the relationship between GT and fibrinogen as well as GT and total protei...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
Acceso abiertoRuta libre sin proxy. Acceso recomendado cuando no hay suscripción activa.
Open Access
Exogenous enzymes improve performance and carcass traits of feedlot cattle fed high-grain diet
Artículo
Material complementario disponible Artículo DOAJ
Mikael Neumann et al · Sociedade Brasileira de Zootecnia · 2018 · ISSN 1806-9290
ABSTRACT The objective of this study was to evaluate the effects of supplementation of two different enzymatic complexes, fibrolytic (NSPases) or amylolytic (EXP3066) enzymes, on growth performance, digestibility, behavi...
LCC LCC:Animal cultureIdioma eng
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Fatty Acid Profiles, Meat Quality, and Sensory Palatability of Grain-fed and Grass-fed Beef from Hanwoo, American, and Australian Crossbred Cattle
Artículo
Acceso abierto Artículo DOAJ
Young-Hwa Hwang et al · Springer Nature · 2017 · ISSN 2636-0772
Abstract Fatty acid profiles in relation to meat quality traits and sensory palatability of grain-fed and grass-fed beef from Hanwoo, American, and Australian crossbred cattle were examined in this study. There were sign...
LCC TENDOkZvb2QgcHJvY2Vzc2luZyBhbmQgbWFudWZhY3R1cmU~; LCC:Animal cultureIdioma eng
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Open Access
Gene expression links consistent immune and inflammatory pathways to bovine respiratory disease in high-risk stocker cattle
Artículo
Acceso abierto Artículo DOAJ
Haleigh M. Prosser et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract Bovine respiratory disease (BRD) remains the leading cause of morbidity and economic loss in North American cattle production. Cattle at high risk of BRD are often managed through antimicrobial metaphylaxis, alt...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Open Access
Genetic improvement of beef cattle through opportunities in genomics Melhoramento genético de bovinos de corte utilizando informações da genômica
Artículo
Acceso abierto Artículo DOAJ
Stephen Miller · Sociedade Brasileira de Zootecnia · 2010 · ISSN 1516-3598
Genomics will improve the efficiency of beef cattle genetic improvement programs through the incorporation of genomic predictions into traditional genetic evaluations. The global dairy cattle breeding industry has been c...
LCC LCC:Animal cultureIdioma eng
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Open Access
Germinação e crescimento in vitro de Cattleya bicolor Lindley (Orchidaceae)
Artículo
Acceso abierto Artículo DOAJ
Rogério Mamoru Suzuki et al · Instituto de Pesquisas Ambientais · ISSN 2236-8906
A germinação de sementes de orquídeas in vitro vem sendo utilizada desde o início do século passado. Apesar disso, o conhecimento disponível a respeito da composição nutricional dos meios de cultura que favorecem...
LCC TENDOkJvdGFueQ~~Idioma eng
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Open Access
Histopathological findings of the kidney TrematodaParatanaisia spp. (Digenea: Eucotylidae) in cattle egret (Bubulcus ibis)
Artículo
Acceso abierto Artículo DOAJ
Walied Abdo et al · Colégio Brasileiro de Parasitologia Veterinária · ISSN 1984-2961
Paratanaisia spp. was recorded from the right kidney of a cattle egret (Bubulcus ibis) in Kafr Elsheikh governorate, Nile Delta, Egypt. The bird showed marked emaciation and dissipation. Necropsy findings revealed marked...
LCC LCC:Animal cultureIdioma eng
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Open Access
Immune responses of Bos indicus versus Bos taurus cattle towards Bluetongue virus or Schmallenberg virus differ significantly
Artículo
Acceso abierto Artículo DOAJ
Thomas Démoulins et al · Nature Portfolio · 2026 · ISSN 2399-3642
Abstract Cattle are the mammalian species with most global biomass, encompass the two subspecies Bos taurus and Bos indicus, which are phenotypically distinguishable and have distinct genetic backgrounds. We used fresh p...
LCC LCC:Biology (General)Idioma eng
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Open Access
Impact of dietary manipulation on nutrient flows and greenhouse gas emissions in cattle Impacto da manipulação dietética sobre os fluxos de nutrientes e as emissões de gases de efeito estufa na pecuária
Artículo
Acceso abierto Artículo DOAJ
Ermias Kebreab et al · Sociedade Brasileira de Zootecnia · 2010 · ISSN 1516-3598
The growing global demand for meat and particularly in countries such as Brazil is expected to increase intensive animal production. Consequently the main pollutants of interest are nitrogen (N), phosphorus (P) and green...
LCC LCC:Animal cultureIdioma eng
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Open Access
KDM2B‐associated paunch calf syndrome in Marchigiana cattle
Artículo
Acceso abierto Artículo DOAJ
Leonardo Murgiano et al · Oxford University Press · 2020 · ISSN 0891-6640
Abstract Background Chianina, Romagnola, and Marchigiana are the 3 most important Italian breeds of cattle raised in the Apennine Mountains. Inherited disorders have been reported in the Chianina and Romagnola breeds but...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Open Access
Modelo bioeconômico para cálculo de custos e receitas em sistemas de produção de gado de corte visando à obtenção de valores econômicos de características produtivas e reprodutivas Bio-economic model to calculate costs and revenues to obtain economic values for performance traits in beef cattle production systems
Artículo
Acceso abierto Artículo DOAJ
João Jorge Júnior et al · Sociedade Brasileira de Zootecnia · 2006 · ISSN 1516-3598
Foi desenvolvido um modelo bioeconômico para o cálculo do desempenho, dos custos e das receitas para obtenção de valores econômicos de características de interesse econômico em sistemas de produção de gado de co...
LCC LCC:Animal cultureIdioma eng
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Open Access
Occurrence of bovine herpesvirus type 4 DNA in Argentinean Holstein cattle from Santiago del Estero, Argentina
Artículo
Acceso abierto Artículo CONICET Digital
Perez, Sandra et al · Universidade de São Paulo. Faculdade de Medicina Veterinária e Zootecnia · 2011 · ISSN 1413-9596
Bovine herpesvirus type 4 (BoHV-4) is a gamma-herpesvirus that has been isolated from apparently asymptomatic animals and from cattle with a variety of clinical signs. The pathogenic role of BoHV-4 remains unclear and i...
Idioma eng
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Open Access
Performance, carcass and meat characteristics of two cattle categories finished on pasture during the dry season with supplementation in different forage allowance
Artículo
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A.S. Aranha et al · Universidade Federal de Minas Gerais, Escola de Veterinária · ISSN 1678-4162
ABSTRACT The objective this paper was to evaluate the effect of two categories of beef finished in pasture with supplementation with two herbage allowance on performance, carcass and meat characteristics. Thirty-six Guze...
LCC LCC:Animal cultureIdioma eng
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Pharyngeal trauma in dairy cattle: 27 cases
Artículo
Material complementario disponible Artículo DOAJ
Diego E. Gomez et al · Oxford University Press · 2019 · ISSN 0891-6640
Abstract Background Characterization of the clinical signs, response to treatment and prognosis can be useful information for decision‐making when evaluating cattle with pharyngeal trauma. Objective To describe the sig...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Prevalence of and risk factors for intravenous catheter infection in hospitalized cattle, goats, and sheep
Artículo
Acceso abierto Artículo DOAJ
Ailbhe King et al · Oxford University Press · 2020 · ISSN 0891-6640
Abstract Background Intravenous catheter (IVC) use in hospitalized ruminants is a common procedure. Limited information is available describing complications associated with IVCs. Hypotheses Prevalence of IVC infections ...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Open Access
Prospection of sustainable agrifood systems based on discourse analysis of Curraleiro Pé-Duro cattle breeders in Brazil
Artículo
Acceso abierto Artículo DOAJ
M.C. Silva et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2023 · ISSN 1678-4162
ABSTRACT Developing countries face great challenges to couple agricultural intensification and sustainable supply chain development. This paper explores the opportunities for innovation in the conservation of the locally...
LCC LCC:Animal cultureIdioma eng
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Open Access
Radiographic evaluation of the humeroradioulnar joint in Australian Cattle Dogs
Artículo
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T.C. Santos et al · Universidade Federal de Minas Gerais, Escola de Veterinária · 2026 · ISSN 1678-4162
ABSTRACT The Australian cattle dog (ACD) is very popular due to its working function, being used mainly for work in the management of cattle and sheep. However, there are few studies on the orthopedic conditions that aff...
LCC LCC:Animal cultureIdioma eng
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Rhipicephalus(Boophilus) microplus resistant to acaricides and ivermectin in cattle farms of Mexico
Artículo
Acceso abierto Artículo DOAJ
Róger Iván Rodríguez-Vivas et al · Colégio Brasileiro de Parasitologia Veterinária · ISSN 1984-2961
Ticks and the diseases they transmit cause great economic losses to livestock in tropical countries. Non-chemical control alternatives include the use of resistant cattle breeds, biological control and vaccines. However,...
LCC LCC:Animal cultureIdioma eng
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Open Access
Seasonal Weather-Related Decision Making for Cattle Production in the Northern Great Plains
Artículo
Acceso abierto Artículo CONICET Digital
Reeves,Justin L. et al · Elsevier · 2015 · ISSN 0190-0528
Ranching is a challenging and sometimes risky business, with cattle production (and associated enterprise income) largely being dependent on seasonal weather patterns and corresponding forage production. To help reduce t...
Idioma eng
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Open Access
Short-term use of monensin and tannins as feed additives on digestibility and methanogenesis in cattle
Artículo
Acceso abierto Artículo DOAJ
Flavio Perna Junior et al · Sociedade Brasileira de Zootecnia · ISSN 1516-3598
ABSTRACT The objective was to assess the effects short-term use of monensin and Acacia mearnsii tannins as feed additives on nutrient intake, digestibility, and CH4 production in cattle. Six rumen-cannulated Holstein cow...
LCC LCC:Animal cultureIdioma eng
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Open Access
Thoracic Ultrasonography Findings and Their Association With Respiratory Pathogens in 221 Young Beef Cattle at Fattening Farms: A Cross‐Sectional Study
Artículo
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Maud Rouault et al · Oxford University Press · 2025 · ISSN 0891-6640
ABSTRACT Background Thoracic ultrasonography (TUS) could improve antibiotic treatment selection in cattle with respiratory diseases. Hypothesis/Objectives Evaluate the association between respiratory pathogens and consol...
LCC TENDOlZldGVyaW5hcnkgbWVkaWNpbmU~Idioma eng
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Understanding the relationship between Mycobacterium bovis spoligotypes from cattle in Latin American Countries
Artículo
Acceso abierto Artículo CONICET Digital
Zumárraga, Martín José et al · Elsevier · 2012 · ISSN 0034-5288
Spoligotyping is the most frequently used method for genotyping isolates of Mycobacterium bovis worldwide. In the current work, we compared spoligotypes from 1684 M. bovis isolates from Argentina (816), Brazil (412), Chi...
Idioma eng
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Open Access