240 CULTURE CHARACTERS 



Eeaction of media (Fuller's scale) -J- or 



Gelatin plate: Grown 24 hours at C. 



(a,) Surface Colonies. (b) Deep Colonies. 



Sketches. 



48 hours at C. 



6 days at 0. 



Agar plate: Grown 24 hours at C. 



t) Surf ace Colonies. (b) Deep Colonu 



Sketches. 



Special Media: (Such as litmus milk and blood serum.) 



