T. Mahboob; M. Arshad; H. Afzal; M. Siddique; G. Muhammad
(Faisalabad: Faculty of Veterinary Science University of Agriculture Faisalabad, 1997-07-06)
Two oil emuisified vaccines of Newcaslte disease were prepared from Lasota strain. The virus was propagated in 9-day-old chicken embryos through allantoic route. The haemagglutination titre of the allantoic fluid used for ...