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Author:
Journal / Book Title:
Year:
Volume:
Issue:
ji gan bao luo bing
Author(s):
ZHAO Gongshun
Pages:
19
-
21
Year:
1993
Issue:
2
Journal:
Poultry Husbandry and Disease Control
Keyword:
母源抗体
;
弱毒活疫苗
;
保罗
;
法氏囊
;
雏鸡
;
抗体水平
;
首次发现
;
灭活疫苗
;
损害作用
;
病毒株
;
Abstract:
<正> 自首次发现鸡甘保罗病(传染性囊病)至今已有35年的历史了。在这期间人们不断地与该病作斗争。甘保罗病疫苗于1969年首次面世,虽然当时的疫苗毒力还过强,对幼龄或全无母源抗体的雏鸡法氏囊会有损害作用,但对该病的预防上仍有一定实际意义,使当时该病如野火般的传播速度得到了较好
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