Degree of technification of the sheep herd may be associated with seropositivity for the maedi-visna virus In South Brasil
Maedi-Visna (MV) is a chronic progressive multisystem disease that may be asymptomatic for several months or years, but progress rapidly, and may result in death, when signs and symptoms evolve. Viral elimination occurs mainly through direct contact with positive animal secretions. There is no vacc...
Main Authors: | , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Universidade Estadual de Londrina
2023-06-01
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Series: | Semina: Ciências Agrárias |
Subjects: | |
Online Access: | https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/45086 |