[COMPARATIVE STUDIES ON CULTIVATION, TITRATION AND NEUTRALIZATION OF POULTRY BRONCHITIS VIRUS IN TISSUE CULTURE AND IN EMBRYONATED HEN EGGS].
D000818:Animals; D001991:Bronchitis; D002642:Chick Embryo; D002645:Chickens; D005260:Female; D010063:Ovum; D011200:Poultry; D011201:Poultry Diseases; D012106:Research; D012107:Research Design; D046509:Tissue Culture Techniques; D014776:Virus Cultivation
BRONCHITIS; CHICK EMBRYO; EXPERIMENTAL LAB STUDY; POULTRY DISEASES; TISSUE CULTURE; VIRUS CULTIVATION
VERGLEICHENDE UNTERSUCHUNGEN UEBER ZUECHTUNG, TITRATION UND NEUTRALISATION DES HUEHNERBRONCHITISVIRUS IN GEWEBEKULTUREN UND IN EMBRYONIERTEN HUEHNEREIERN.