›› 2009, Vol. 36 ›› Issue (8): 136-137.

• 疾病防治 • Previous Articles     Next Articles

Preparation and Application of Egg Yolk Immunoglobulins against ND and IBD

ZHANG Gui-zhi, JIN Shuang-xing   

  1. (Animal Science Department,Zhengzhou College of Animal Husbandry&Engineering,Zhengzhou 450011, China)
  • Received:1900-01-01 Revised:1900-01-01 Online:2009-08-20 Published:2009-08-20

Abstract: Egg yolk immunoglobulins against ND and IBD were prepared by immunizing the healthy high-yield layers with ND vaccine and IBD oil-emulsion inactivated vaccine, and the treatment efficacy of egg yolk immunoglobulins against ND and IBD were detected in forty intensive chicken farms. Results showed that the precaution rate reached 100%, and the cure rate was 63% to 85%. 

Key words: ND; IBD; egg yolk immunoglobulins

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