26 
BULLETIN 51, IT. S. DEPAETIMEXT OF AGKICULIXTEE. 
&q 
Description. 
i 
1 
I- 
5 
i 
c 
•i 
1 Si 
= .aa 
b = ^ == 
X 5 
JSS-£S :2f2f2f2 1 
1 
1 
1 
3 IS C^J TO 
1^1 
5 
3 
s 
iiii 
_2 
5~~ 
i iiii 
IHlUi 1 III! 'i" 
Total number' of bao- 
toi'ia por gram on 
|)laln agar Incubatod 
at— 
-"11 
1 
ii;;:;^ ?555S 
-"11 
ill 
• rt;? ^ O 
Id 
r 
g 
? 
1 
? 
iiii 
"* "* -r -^ 
