A FORMALDEHYDE INACTIVATED LUKERT STRAIN OF INFECTIOUS BURSAL;DISEASE VIRUS IN A WATER IN OIL EMULSION. WOULD BE NOT LESS THAN;10^6 TCID50 PER ML.;AQUEOUS PHASE(D.I. WATER ) 22% OIL PHASE (WHITE MINERAL OIL) 68%;BACTERIOSTATIC AGENT:;GENTAMICIN 0.003% MERTHIOLATE 0.02%