Infectious bursal disease: evaluation of maternal immunity and protection by vaccination of one-day old chicks against challenge with a very virulent virus isolate
Broiler chicks belonging to two poultry companies, A and B, with different breeders' vaccination programs were challenged with a very virulent strains of infectious bursal disease virus (vvIBDV), genotyped as G11. Birds were separated in four groups, two vaccinated at the first day of life and two u...
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| Udgivet i: | Revista Brasileira de Ciência Avícola |
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| Principais autores: | , , , , , , , |
| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
Fundação APINCO de Ciência e Tecnologia Avícolas
2005
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| Fag: | |
| Online adgang: | https://www.redalyc.org/articulo.oa?id=179713985009 |
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