na INLIS000000000000117 20210323091303 210323||||||||| | ||| |||| || | 0852-9612 010-0321000117 en Pudjiatmoko Mastur A.R. Noor Serological survey on Egg-Drop-Syndrome-1976 HI antibody in chikckens raised in Bogor and Tangerang Vol. 3, p. 6-7 Bogor BBPMSOH 1990 1 tables; 5 ref. Summary (En) The Serological survey was performed to investigate the presence of hemagglutination inhibition (HI) antibody againts EDS-76 virus in sera from native chickens in three back yard farms and six traditional farms and from layer-and broiler-breeders in one farms. When 1 : 4 or more than 1 : 4 were considered to be positive, none of the sera from native chickens in back yard farms had positive titer. Eleven of 70 sera (15.17%) from native chickens in traditional farms, 28 of 30 sera(93.3%) of layer-breeder and 4 of 7 sera (57.1%) of broiler-breeder had positive titers, respectively. Immunology -- Viroses -- CHICKENS -- EGG DROP SYNDROME -- HAEMAGGLUTINATION TEST -- ANTIBODIES -- SURVEYS -- JAVA