193 Culture Chaeactbes 



Eeaction of media (Fuller 's scale) _|- or — 



Gelatin plate: Grown 24 hours at °C. 



(a) Surface Colonies. 



(I)) Deep Colonies. 



Sketches. 



48 hours at °C. 



> days at °C. 



(a) Surface Colonies. 



Agar plate: Grown 24 hours at °C. 



(b) Deep Colonies. 



Sketches. 



48 hours at °C. 



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



