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Efficacy of a commercially available coryza vaccine against challenge with recent South African NAD-independent isolates of Haemophilus paragallinarum in chickens : research communication
In South Africa the incidence of NAD-independent Haemophilus paragallinarum isolation from clinical cases is increasing. This study was carried out to test whether a commercially available coryza vaccine (Nobilis (r) Coryza, Intervet International BV) could protect chickens against challenge with re...
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| Main Authors: | , |
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| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
AOSIS
2000-07-01
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| 叢編: | Journal of the South African Veterinary Association |
| 主題: | |
| 在線閱讀: | https://jsava.co.za/index.php/jsava/article/view/690 |
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