VACCINE AGAINST INFECTIOUS BURSAL DISEASE IN POULTRY
FIELD: veterinary virology. SUBSTANCE: the suggested vaccine contains virus- bearing material out of avirulent large-platelet strain at biological activity of 5.5-6.5 Lg U D50/ml and stabilizer. Vaccine in question is of high immunogenic activity and harmful. EFFECT: higher efficiency of vaccine. 10...
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Zusammenfassung: | FIELD: veterinary virology. SUBSTANCE: the suggested vaccine contains virus- bearing material out of avirulent large-platelet strain at biological activity of 5.5-6.5 Lg U D50/ml and stabilizer. Vaccine in question is of high immunogenic activity and harmful. EFFECT: higher efficiency of vaccine. 10 tbl |
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