Role of Biosecurity in Reducing risk of Newcastle Disease
Ragia Sobhi Mohamed;
Abstract
Manure from specific pathogen free (SPF) chickens was kindly provided from kom-oshime (SPF) egg production farm, Fayoum, Egypt. The manure was prepared as suspension and the filtered supernatant was firstly tested for HA activity which show negative result, then was inoculated into 9-11-days old SPF embryonated chicken eggs (ECEs) and incubated up to 3-7 days at 37◦C, then the harvest was tested with HA test to confirm that it is free from any HA viruses.
Other data
| Title | Role of Biosecurity in Reducing risk of Newcastle Disease | Other Titles | دور الأمن الحيوي في الحد من مخاطر مرض النيوكاسل | Authors | Ragia Sobhi Mohamed | Issue Date | 2019 |
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