EFFECT OF NEWCASTLE DISEASE AND AVIAN ENCEPHALOMYELITS VIRUSES ON FERTILITY AND HATCHABILLTY OF EGGS AND ITS CONTROL

Document Type : Research article

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Abstract

Newcastle disease, and avian encephalomyelitis viruses decreased the fertility and hachability percentages.
Dipping eggs in 10% isopropyle alcohol increase proection against virus transmission through egg shell, and also imporoved fertility and hatchibility percent.
Dipping eggs in 2% formalin, or 10% isopropyl alcohol, increse protec tion against transmission of avian encephalomyelitis virus through egg shell, and also improved fertility and hatchibility percentages.

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