TRIALS FOR PREPARATION OF INACTIVATED EGG DROP SYNDROME VIRUS VACCINE ADAPTED ON SPECIFIC PATHOGEN FREE EMBRYONATED CHICKEN EGGS (SPF-ECE)

IMMUNOLOGICAL STUDIES ON THE LOCAL INFECTIOUS BURSAL DISEASE VIRUS (IBD) ADAPTED ON SPECIFIC PATHOGEN FREE EMBRYONATED CHICKEN EGGS SPF (ECE)

COMPARISON BETWEEN THE SEROLOGICAL RESPONSE IN VACCINATED CHICKS WITH DIFFERENT COMMERCIAL ND AND IBV VACCINES EITHER ALONE OR COMBINED VACCINES

TRIALS FOR PREPARATION OF BIVALENT INACTIVATED OIL VACCINE AGAINST EGG DROP SYNDROME AND INFECTIOUS CORYZA DISEASE IN LAYING HENS

VACCINATION PROGRAMME FOR EGG DROP SYNDROME (EDS) USING LOCAL PREPARED VACCINES

RELATIONSHIP BETWEEN THE VACCINATION OF CHICKS WITH AN INFECTIOUS BURSAL DISEASE VACCINE AND SOME LIVE NEWCASTLE DISEASE VACCINES

IMMUNOPOTENTIATION OF INFECTIOUS BURSAL DISEASE (IBD) VACCINATION

IMMUNIZATION OF CHICKEN BY SONICATED EIMERIA ACERVULINA

Preliminary trials for production of trivalent inactivated oil vaccine against newcastle, infectious bronchitis and egg drop syndrome diseases

PREPARATION AND LABORATORY EVALUATION OF LIVE ATTENUATED INFECTIOUS BURSAL DISEASE (IBD) VIRUS VACCINE FROM RECENT EGYPTIAN ISOLATE PROPAGATED ON CHICKEN EMBRYO FIBROBLAST (CEF)