نتایج جستجو برای: domestic cattle

تعداد نتایج: 115439  

2013
Helle Ericsson Unnerstad Björn Bengtsson Margareta Horn af Rantzien Stefan Börjesson

BACKGROUND Hitherto, methicillin-resistant Staphylococcus aureus (MRSA) has not been detected in Swedish cattle. However, due to the report of mecC, a novel homologue to the mecA gene, there was reason to re-evaluate susceptibility results from strain collections of Staphylococcus aureus and test suspected isolates for the presence of mecC. FINDINGS Bovine isolates of S. aureus with elevated ...

A. Vafa K. Khanaliha, M.H. Marhamatizadeh S. Shams T. Mohamadzadeh

Zoonotic helminths are often transmitted to humans through domestic animals. This retrospective study was performed to estimate the prevalence of some important zoonotic helminthic infections of the liver and lung including echinococcosis, fasciolosis and dicrocoeliasis in Kazerun and Shiraz abattoirs, Fars, Iran, during 2011-2013. A total of 12381 sheep, 6473 cattle, 22847 goats, 66 camels, an...

Journal: :Preventive veterinary medicine 2013
J A Barasona K C VerCauteren N Saklou C Gortazar J Vicente

Tuberculosis (TB) is endemic in Eurasian wild boar (Sus scrofa) and red deer (Cervus elaphus) in south central Spain, where evidence suggests transmission to domestic cattle. Known risk factors for TB at the interface between livestock and wild ungulate species include density and spatial overlap, particularly around waterholes during summer. We evaluated the effectiveness of selective exclusio...

Journal: :Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc 2008
Colleen Duncan Julia Ridpath Mitchell V Palmer Elizabeth Driskell Terry Spraker

Bovine viral diarrhea virus (BVDV) is an important pathogen of domestic cattle. Serologic, experimental, and individual case studies explored the presence and pathogenesis of the virus in wild ungulates; however, there remain large gaps in knowledge regarding BVDV infection in nonbovine species. Live twins were born from a white-tailed deer (Odocoileus virginianus) doe infected with noncytopath...

Journal: :Journal of wildlife diseases 2010
David N Phalen Mark L Drew Bruce Simpson Kimberly Roset Kimberly Dubose Miguel Mora

Cattle Egrets have a worldwide distribution, feed in proximity to cattle and other domestic animals, and often nest in large colonies in urban woodlots. Over a 3-yr period, nestlings from five Cattle Egret colonies from Central Texas, USA, were surveyed for salmonellosis. Prevalence of infection ranged from 29% to 95%. Seventeen Salmonella enterica subsp. enterica serotypes were isolated, of wh...

2008
S. J. Scott R. B. Walsh D. C. Busch D. J. Schafer D. J. Wilson D. A. Mallory N. R. Leitman J. K. Haden M. R. Ellersieck M. F. Smith D. J. Patterson

McKenzie’s laboratory (U. MO; 1930s) described the estrous cycle of domestic animals. Brownell (Cornell; 1936) reported AI and bull bred pregnancy rates were similar. Between 1938 (first, EJ Perry, NJ) and 1940, 54 AI organizations in 21 states were formed. Ulberg, Christian and Casida (1951) controlled time of ovulation in cows with progesterone (P) injected daily. Trimberger and Hansel (1955)...

2013

A cross-sectional survey was undertaken on 240 dairy cattle farms in Nyandarua District in central Kenya to determine farm characteristics, farmer’s perception of production constraints and diseases and the prevalence and control practices for ticks and helminths. Farmers were interviewed using questionnaires and 708 cattle examined. The mean farm size was 3.2 hectares and average number of cat...

Journal: :Revista brasileira de parasitologia veterinaria = Brazilian journal of veterinary parasitology : Orgao Oficial do Colegio Brasileiro de Parasitologia Veterinaria 2009
Paulo Henrique Duarte Cançado Carlos André Zucco Eliane Mattos Piranda João Luiz Horácio Faccini Guilherme Miranda Mourão

In the Pantanal, domestic and wild animals share the same habitats; their parasites and environment interact in a complex and dynamic way. The Rhipicephalus (Boophilus) microplus is the most important cattle tick in Brazil. In the past two decades, some traditional management practices are being replaced with the aim of intensifying cattle production. Forested areas are being replaced by exotic...

2013
Kari E. Veblen Lauren M Porensky Solveig F Bucher Anna C Treydte Truman P Young Lauren M. Porensky Solveig Franziska Bucher Anna C. Treydte

Wild mammalian herbivores and cattle are fundamental drivers of African savanna ecosystems and have strong impacts on woody vegetation. However, few experimental studies have investigated the separate and combined influences of different large herbivores on spatial vegetation patterning. In East Africa, temporary cattle corrals (bomas) develop after abandonment into productive, treeless ‘glades...

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