نتایج جستجو برای: goat herds

تعداد نتایج: 19444  

2015
SARAH N. SELLS

Pneumonia epizootics are a major challenge for management of bighorn sheep (Ovis canadensis) affecting persistence of herds, satisfaction of stakeholders, and allocations of resources by management agencies. Risk factors associated with the disease are poorly understood, making pneumonia epizootics hard to predict; such epizootics are thus managed reactively rather than proactively. We develope...

2012
Mary S. Varaschin Christian Hirsch Flademir Wouters Karen Y. Nakagaki Antônio M. Guimarães Domingos S. Santos Pedro S. Bezerra Rafael C. Costa Ana P. Peconick Ingeborg M. Langohr

Congenital Neospora caninum infection was diagnosed in two Saanen goat kids from two distinct herds with a history of abortion and weak newborn goat kids in the Southern region of the State of Minas Gerais, Brazil. The first kid was weak at birth, had difficulty to rise and was unable to nurse. Gross lesions of porencephaly and hydrocephalus ex vacuo were seen. Multifocal necrosis, gliosis and ...

2015
J. Tatay-Dualde A. Sánchez M. Prats-van der Ham A. Gómez-Martín A. Paterna J.C. Corrales C. de la Fe A. Contreras J. Amores

BACKGROUND Laboratory diagnostic techniques able to detect Mycoplasma agalactiae are essential in contagious agalactia in dairy goats. This study was designed: 1) to determine the detection limits of PCR and culture in goat milk samples, 2) to examine the effects of experimental conditions including the DNA extraction method, PCR technique and storage conditions (fresh versus frozen stored milk...

2014
Inge Santman-Berends Saskia Luttikholt René Van den Brom Gerdien Van Schaik Maaike Gonggrijp Han Hage Piet Vellema

The aim of this study was to estimate the quantity of antibiotics and classes of antibiotics used in the small ruminant industry in the Netherlands in 2011 and 2012. Twelve large veterinary practices, located throughout the Netherlands were selected for this study. All small ruminant farms associated with these practices that had complete records on the quantity of antibiotics prescribed were i...

Journal: :Polish Journal of Veterinary Sciences 2023

The study was carried out in Polish goat population to estimate the prevalence of nasal cavity infection with various staphylococcal species including methicillin-resistant Staphylococcus aureus(MRSA), investigate potential permissive role small ruminant lentivirus (SRLV) and determine level clonality S. aureus isolates. Nasal swabs blood samples were collec-ted from 1300 clinically healthy adu...

2011
Ian G. Handel Kim Willoughby Fiona Land Bronwyn Koterwas Kenton L. Morgan Vincent N. Tanya Barend M. deC. Bronsvoort

Bovine viral diarrhoea, caused by the bovine viral diarrhoea virus (BVDV) in the Pestivirus genus of the Flaviviridae, is one of the most important diseases of cattle world wide causing poor reproductive performance in adult cattle and mucosal disease in calves. In addition it causes immunosuppression and increased susceptibility to other infections, the impact of which is uncertain, particular...

2016
Li Mao Wenliang Li Leilei Yang Jianhui Wang Suping Cheng Yong Wei Qiusheng Wang Wenwen Zhang Fei Hao Yonglong Ding Yinhua Sun Jieyuan Jiang

BACKGROUND Bovine viral diarrhea virus (BVDV) is a pathogen of domestic and wildlife animals worldwide and is associated with several diseases. In China, there are many reports about genotyping of BVDV strains originated from cattle and pigs, and some of them focused on the geographical distributions of BVDV. Currently, the goat industry in Jiangsu province of China is under going a rapid expan...

Journal: :Revue scientifique et technique 1997
I Klinger I Rosenthal

Goats and sheep rank third and fourth in terms of global milk production from different species, but unlike cow milk, which has stringent hygiene and quality regulations, microbiological standards for the production and distribution of goat milk and sheep milk are more relaxed. Difficulties in managing the sanitary quality of sheep and goat milk derive from a series of factors including the low...

In order to describe the proportion and pattern of culling in commercial goatherds, this survey was carried out in an industrialized goatherd in Torbat-e-Jam, Iran, over a period of 18 years from 1996 to 2013. In total, the data of 3945 goats were used in this study. Finally, out of all samples, 499 (12%) goats were culled. The involuntary culling was performed mainly due to shortage disorders ...

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