164 Culture (Jharacters 



Reaction of media (Fuller's "scale) -f- or 



Gelatin plate: Grown 24 hours at °C. 



(a) Surface Colonies. i (t>) Deep Colonies. 



Sketches. 



48 hours at °C. 



6 days at "C. 



Agar plate: Grown 24 hours at 



(a) Surface Colonies. 



Sketches. 



48 hours at °C. 



6 (lays at °C. 



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



