CAJ | 학술논문

对一起8日龄、14日龄2、1日龄发病死亡的肉雏鸡进行全程的临床诊断、病理剖检、实验室诊断。确诊该鸡群8日龄时感染为非典型鸡新城疫,14日龄时混合感染鸡传染性法氏囊炎和鸡白痢沙门氏菌病,21日龄时继发感染鸡球虫病。以上病因导致肉雏鸡严重生长缓慢,至28日龄时平均体重为487克,为正常生长体重的三分之一。
대일기8일령、14일령2、1일령발병사망적육추계진행전정적림상진단、병리부검、실험실진단。학진해계군8일령시감염위비전형계신성역,14일령시혼합감염계전염성법씨낭염화계백리사문씨균병,21일령시계발감염계구충병。이상병인도치육추계엄중생장완만,지28일령시평균체중위487극,위정상생장체중적삼분지일。
The whole clinical diagnosis,pathological anatomy and laboratory diagnosis were carried out with the death of meat chickens at 8 day-old,14 day-old,21 day-old.It was confirmed that chickens were infected with Atypical Newcastle at 8 day-old,infected with chicken infectious bursal and salmonellosis at 14 day-old,infected with chicken coccidiosis and salmonellosis at 21 day-old.These caused the slow growth of meat chickens.The average weight was 487 g which was one-third of the normal weight till 28 day-old.