VARIETAL SUSCEPTIBILITY OF OATS TO SMUTS 
23 
Table 2. — Results of inoculating seed of varieties and strains of different species 
of Avena with spores of Ustilago avenae and U. levis at the stations and in the 
years indicated — Continued 
Station and year 
Plants from seeds inoculated with— 
Species, variety, and strain 
of oats 
Ustilago avenae 
Ustilago levis 
Total 
num- 
ber 
Infected 
Tota : 
num- 
ber 
Infected 
Num- 
ber 
Per 
cent 
Num- 
ber 
Per 
cent 
Avena sativa orientalis: 
Black Rival (Garton 
Aberdeen, 1920 
(Columbia ® 
58 
155 
54 
22 
17 
22 
37.9 
10.9 
40.7 
Black), S.N. 240, C.I. 
1617. 
141 
45 
31.9 
Aberdeen, 1920 
{Pullman, 1920 
Black Tartar, S. N. 108„ 
58 
95 
162 
32 
46 
62 
55.2 
Black Tartar, S. N. 239, 
Brooklyn, 1921 
IBrooklyn, 1922 
(Aberdeen, 1920 
IBrooklyn, 1921 
Columbia ® ©. 
Aberdeen, 1920... 
.Brooklyn, 1921 
Columbia, 1920 
Ames, 1920.. . 
115 
111 
84 
111 
202 
61 
99 
47 
77 
72 
68 
33 
67 
15 
20 
64 
33 
20 
46 
12 
15 
6 
19 
9 
58.2 
13.5 
23.8 
57.6 
16.3 
32.7 
46.4 
25.5 
19.4 
8.3 
27.9 
27.2 
48.4 
38.2 
C.I. 1595. 
Flava, S. N. 31 
103 
140 
56 
26 
54.3 
18.5 
92 
35 
36 
74 
88 
32 
86 
63 
18 
69 

9 
11 
39 
3 
52 
15 
8 
75.0 

25.0 
Garton 473, S. N. 297, C.I. 
1613. 
Aberdeen, 1919 
Aberdeen, 1920 
Manhattan, 1920 
Pullman, 1920 
14.8 
44.3 
9.3 
60.5 
Brooklyn, 1921 
Columbia® 
89 
18 
30 
73 
179 
91 
248 
87 
109 
119 
64 
35 
2 
9 
27 
47 
9 
45 
20 
38 
68 
20 
39.3 
11.1 
30.0 
36.9 
26.2 
9.8 
18.1 
23.0 
34.8 
57.1 
31.2 
23.8 
44.4 
Garton 585, S. N. 170, C.I. 
Aberdeen, 1920 
Brooklyn, 1921 
(■Columbia®- 
1868. 
51 
160 
92 
326 
73 
143 
189 
46 
201 
74 
57 
135 
144 
232 
58 
98 
95 
18 
25 
58 
38 
21 
24 
64 
117 
7 
106 
22 
8 
33 
57 
85 
13 
38 
19 
4 
49.0 
36.2 
Columbia, 1920 
Ames, 1919 
41.3 
6.4 
Ames, 1920. 
32.8 
Garton 748, S. N. 109, C 
1. 1862. 
Aberdeen, 1919 
Aberdeen, 1920 
Manhattan, 1920 
Pullman, 1920 
44.7 
61.9 
15.2 
52.7 
IBrooklyn, 1921 
'Columbia, 1920 
Ames, 1920 
106 
62 
105 
80 
273 
50 
27 
7 
37 
23 
100 
6 
25.4 
11.2 
35.2 
28.7 
36.6 
12.0 
29.7 
14.0 
24.4 
Garton 748, S. N. 242, C. 
I. 1612. 
Aberdeen, 1919 
Aberdeen, 1920 
Manhattan, 1920 
Pullman, 1920- 
39.5 
36.6 
22.4 
38.8 
Garton 784, S. N. 171 
[Brooklyn, 1921... 
/Columbia ®. . 
116 
21 
48 
29 
45 
39 
31 
101 
98 
79 
50 
94 
135 
10 
108 
74 
98 
122 
85 
136 
81 
188 
79 
85 
129 
31 
27 
7 
20 
11 
12 
17 
9 
29 
29 
21 
8 
17 
49 
1 
30 
22 
27 
32 
33 
58 
11 
74 
21 
23 
53 
8 
23.2 
33.3 
41.6 
37.9 
26.6 
43.5 
29.0 
28.7 
29.5 
26.3 
16.0 
18.0 
36.3 
10.0 
27.7 
29.7 
27.5 
26.2 
38.8 
42.6 
13.7 
39.3 
26.5 
27.0 
41.0 
25.8 
20.0 
22.2 
\ Aberdeen, 1920 
[Columbia® . _ .. 
20 
50 
14 
13 
70.0 
Ames, 1919 . 
26.0 
Garton Gray, S. N. 172 .. 
{Aberdeen, 1920 
Manhattan, 1920 
IBrooklyn, 1921 
/Aberdeen, 1920.- 
\Brooklyn, 1921 
[Columbia®.- . . 
Garton Gray, S. N. 241, 
31 
62 
8 
29 
25.8 
46.7 
C.I. 1610. 
91 
46 
124 
105 
22 
98 
34 
21 
10 
47 
7 
46 
37.3 
45.6 
Ames, 1919 
8.0 
Golden Giant, S. N. 173.. 
Golden Giant, S. N. 243, 
{Aberdeen, 1920 
Manhattan, 1920 
[Brooklyn, 1921 
/Aberdeen, 1920 
IBrooklyn, 1921 
/Aberdeen, 1920 
IBrooklyn, 1921- 
(Columbia© 
44.7 
31.8 
46.9 
C. I. 1606. 
Golden Giant, S. N. 244, 
79 
34 
43.0 
C.I. 1607. 
76 
131 
83 
149 
83 
84 
182 
39 
189 
67 
26 
51 
36 
58 
50 
42 
104 
12 
133 
23 
34.2 
38.9 
Columbia, 1920 
Ames, 1919 
43.3 
38.9 
Ames, 1920 
60.2 
Green Mountain, S. N. 
110, C. I. 1872. 
Aberdeen, 1919. 
Aberdeen, 1920- 
Manhattan, 1920 
Pullman, 1920 
50.0 
57.1 
30.7 
70.4 
[Brooklyn, 1921.. 
166 
36 
36.0 
34.3 
