Muhammad Akram Muneer; K.Munir Chaudhry; K.Munir Chaudhry
(Faisalabad: facukty of veterinary science univerisity of agriculture, faisalabad, 2000-04-02)
This study indicates that 1BV infection of laying chickens is of high economical importance as it adversely affects their production potentials. 18V-infected hens lay eggs of inferior quality compared to the uninfected ...