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Assessment of Immunity to Duck Plague Virus (Duck Virus Enteritis) on Vaccination
During 1991, six outbreaks, clinically suspected to be duck plague (DP) with 33 per cent morbidity and 26 per cent mortality were investigated. Duck plague virus was isolated from each outbreak. The isolates were able to produce the lesions and death of the duck embryos but failed to kill the chic...
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| 格式: | Ph.D Thesis |
| 语言: | Undetermined |
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Mannuthy
Department of Microbiology, College of Veterinary and Animal Sciences
1993
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