The Effect of certain physical & chemical agents on corynebacterium ovis strains

All the examine de. ovis strains for n different or-igins i,-ere simila.rin their mor-pho.l og.i c aj, characters ’C .ovis stra.ins used we re tested for their growth in fluid cedia.Golonial charo.cters of the different st-::’ains crrt o solid -iledia were n Ls c discussed in deta-i.Ls , 1J 0 differences trnced in various strain.sexamined except in c o.l.our of the colonies. ]! Dete:t’Llination of the a7erage dinme!;er of t h e coloniesof C .07is from diffeJ:e:lt origin orrs o solid media were deteruined nnd aiSCU8sed 0 J; The best rcau I t s of huemo Lys.Ls Ters obtained by incu-bating the ahc op b Lc ori c~go.r :,:’or 48 hours at 37°C as0.11 tested strLli1l8 grew very poor-Ly af t oz- 24 hours and its co Lon.Lo s were very amo l L 2nd n:inutes s whilehaemolysis \ros not well developed • The zone of haemolysis in 00..ffal;::;8 and co.ttle strains ViaS more widerthan thnt of oheep Gnti goat origin 0