PREVALENCE OF TUMOURS AMONG POULTRY FLOCKS IN EGYPT

AVIAN INFLUENZA VIRUS AND NEWCASTLE VIRUS SURVEILLANCE AND CHARACTERIZATION IN BROILER AND LAYER CHICKEN FLOCKS IN EGYPT

PREVALENCE AND MOLECULAR CHARACTERIZATION OF GUMBORO VIRUS IN CHICKEN FARMS IN ISMAILIA

PREVALENCE OF SALMONELLA IN BROILER CHICKS IN EGYPT

STATUS OF MYCOPLASMA SYNOVIAE IN CHICKENS IN UPPER EGYPT

PREVALENCE AND PATHOGENISITY OF CAMPYLOBACTER SPECIES IN CHICKENS IN EL FAYOUM GOVERNORATE

Avian Influenza Virus Screening in Some Egyptian Provinces

SEROLOGICAL EVALUATION OF BROILER AND COMMERCIAL LAYER FLOCKS FOR MYCOPLASMA GALLISEPTICUM INFECTION IN UPPER EGYPT

The Seroprevalence Study of Reticuloendotheliosis Virus Infection in Chicken in Bangladesh

SEROEPIDEMIOLOGICAL AND VIROLOGICAL STUDIES ON VIRUS-INDUCED TUMORS IN CHICKENS IN EGYPT*