한국동물위생학회지 (Korean Journal of Veterinary Service)
- 제13권1호
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- Pages.96-102
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- 1990
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- 3022-7372(pISSN)
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- 2287-7630(eISSN)
뉴캣슬병 $B_1$ 생독백신의 효능비교
Comparison of Efficacy of Newcastle Disease Virus $B_1$ Vaccine by Different Administration Method in Commerical Layer Chickens
초록
The immune responses of commercial layer chickens against Newcastle disease(ND) were compared among different administration methods and times of vaccination during 4 weeks of age. A total of 372 day-old chickens were divided into 4 groups of 93 birds each. Each of 3 groups was received a commercially available B
키워드