Newcastle Disease ( ND ) and chicken Infectious Bronchitis ( IB ) are both serious infectious diseases.

鸡新城疫 ( NewcasttleDisease,ND ) 和鸡传染性支气管炎 ( InfectiousBronchitis, IB ) 是鸡的主要呼吸道传染病,严重危害养鸡业的发展.

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Newcastle disease is an acute infectious disease caused by Newcastle disease virus in chicken and turkey.

新城疫是由新城疫病毒引起的鸡和火鸡的一种急性高度接触性传染病.

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Newcastle disease ( ND ) is regarded worldwide as one of the most devastating diseases of poultry.

新城疫 ( NewcastleDisease,ND ) 是由新城疫病毒(NewcastleDiseaseVirus,NDV) 引起的极易传染的毁灭性疾病.

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Newcastle disease is one of poultry infectious diseases caused by Newcastle disease virus.

新城疫是由新城疫病毒引起的禽传染性疾病.

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