36 
BULLETIN 1284, U. S. DEPARTMENT OF AGRICULTURE 
Table 8. — Results of inoculation experiments with spores of covered kernel smut 
on varieties of miscellaneous sorghums at five stations in one or more of the seven 
years from 1915 to 1921, inclusive 
Number of plants grown 
Percentage of plants infected 
Variety, strain, and station 
1915 
1916 
1917 
1918 
1919 
1920 
1921 
1915 
1916 
1917 
1918 
1919 
1920 
1921 
Aver- 
age ■ 
BROOMCORN X SORGO 
Amber Saccharine, C. I. No. 619: 
Manhattan _. 
74 
39 
25.7 
12.8 
25.7 
Golden Saccharine, C. I. No. 618: 
12 8 
DARSO 
Mo. No. 49: 
Columbia.. 
200 
108 
19 




Brooklyn... 
12 
80 



C.I. No. 615: 
Manhattan 

FREED SORGHUM 
Mo. No. 51: 
338 
100 
4.4 
8.0 
5 3 
Brooklyn.. 
6 
33.3 
33.3 
S.P.I. No. 29166: 
17 
50 
.... 
71 
5.9 


14.1 
8 
6 
33.3 
33.3 
25 
48 
.... 
637 
4.0 

..:: 
29.2 
26. 3 
Rosslyn ._ 
76 
688 
80 
.... 
5.3 


5.3 
C.I. No. 350: 

DWARF HEGARI 
Mo. No. 45: 
200 
99 
67 
98 





Mo. No. 84: 
Columbia 

Rosslyn 
22 





S.P.I. No. 34911: 
Manhattan. .. 
80 
10 
26 
80 

B rooklyn 

HUSSERITA 
Hays, Kans: 
Manhattan 
221 
97 
5.4 

5.7 
KAFIRITA 
C I. No. 548: 
Manhattan 

SCHROCK SORGHUM 
Mo. No. 38: 
Columbia 
101 
82 
40.6 
8.5 
26.2 
Brooklyn . . 
13 
15.4 
15.4 
Mo. No. 65: 
Columbia i 
99 
76 
53 
38 
32.3 
10.5 
22.6 
15.8 
22.9 
Kansas station: 
124 
508 
14.5 
16.1 
16.9 
Amarillo . 
16. 1 
C.I. No. 616: 
Manhattan.. .. . j_ 
133 
152 
81 
80 
10 
7.5 

17.3 


11.2 
Giant, Kansas station: 
117 
136 
16.2 
25.0 
16. 2 
Amarillo ... 
25.0 
SUDAN CORN 
Kansas station: 
Manhattan... 

Mo. No. 197: 
Brooklyn 

