Nov. 15, 1925 
Longevity of Teliospores of Cronartium ribicola 
911 
Table IV .—Longevity of teliospores of Cronartium ribicola —Continued 
R. 
W£ 
Au 
Ribes species, place of collection, and date collected 
americanum (13), 
irrensburg, N. Y., 
g. 13, 1923 
R. glandulosum (14), 
North Hudson, N. Y., 
Aug. 15, 1923 
R. rotundifolium (15), 
North Hudson, N. Y., 
Aug. 15, 1923 
Date tested 
Germination 
Columns 
Columns 
Columns 
Num- 
Per 
Teliospores 
Num- 
Per 
Teliospores 
Num- 
Per 
Teliospores 
ber 
cent 
ber 
cent 
ber 
cent 
Aug. 15,1923 
61 
91 
xx-xxx, 
i 
67 
mostlyXXX. 
Aug. 22, 1923 
82 
58 
XXX. 
99 
43 
XXX.. 
42 
41 
XX. 
141 
230 
102 
Aug. 29, 1923. 
44 
67 
xx-xxx, 
119 
60 
XX.. 
70 
42 
X-XXX, 
66 
mostly XX. 
200 
165 
mostly XX. 
Sept. 5, 1923. 
95 
76 
XX-XXX, 
144 
61 
x-xxx, 
58 
24 
XX. 
125 
mostlyXXX. 
235 
mostly XXX. 
240 
Sept. 12, 1923 .. 
68 
52 
x-xxx, 
21 
12 
X-XXX, 
35 
14 
x-xx, 
132 
mostly XX. 
174 
mostly X. 
251 
mostly XX. 
Sept. 19, 1923 .. 
125 
64 
X-XXX, 
22 
10 - 
X-XX, 
195 
mostly XX. 
228 
mostly X. 
Sept. 26, 1923.. 
22 
11 + 
X-XX, 
3 
2 + 
X. 
195 
mostly X. 
125 
Oct. 3, 1923... 
32 
15 
X-XX, 
1 
1 - 
XX. 
215 
mostly X. 
187 
Oct. 10, 1923. 
1 
1 - 
X... 
d l 
1 
X. 
175 
100 
Oct. 17, 1923 _ 
92 
43- 
X.. 
0 
0 
0 . 
214 
78 
Oct. 24, 1923 d e . 
8 
3 
XX.. 
0 
0 
0 . 
259 
248 
Oct. 31, 1923 d e 
18 
5- 
X. 
378 
Ribes species, place of collection, and date collected 
R. vulgar e 
(16), North 
R. 
americanum (17), 
R. odoratum (18), West- 
Hudson, 
N. Y., Aug. 
Warrensburg, N. Y., 
port, N. 
Y., Aug. 23, 
16, 
1923 
Aug. 20,1923 
1923 
Date tested 
Germination 
Columns 
Columns 
Columns 
Num- 
Per 
Teliospores 
Num- 
Per 
Teliospores 
Num- 
Per 
Teliospores 
ber 
cent 
ber 
cent 
ber 
cent 
Aug. 22, 1923 
34 
74 
XXX. 
60 
71 
XX_ 
46 
85 
- 
Aug. 29, 1923.. 
112 
86 
XXX. 
138 
69 
xx-xxx, 
124 
78 
'xx-xxx, 
130 
200 
mostlyXXX. 
160 
mostly XXX. 
Sept. 5,1923_ 
26 
19 
x-xxx, 
153 
57 
X-XXX, 
19 
6 - 
X-XX, 
140 
mostlyXX. 
270 
mostly 
330 
mostly X. 
high XX. 
Sept. 12, 1923.. 
103 
52 
X-XXX, 
75 
31 
X-XX, 
4 
1 + 
X. 
198 
mostly XX. 
245 
mostly XX. 
301 
Sept. 19, 1923.. 
52 
49 
X-XXX, 
97 
48 
XX-XXX, 
38 
16- 
X-XXX, 
107 
mostlyXX. 
202 
mostly XXX. 
244 
mostly XX 
Sept. 26, 1923_ 
9 
10 - 
x-xx, 
72 
55 
XX-XXX, 
38 
30 
XX-XXX, 
93 
mostly X. 
130 
mostly XXX. 
125 
mostlyXXX. 
Oct. 3, 1923 
20 
17 
X-XX, 
11 
9 
XX_ 
11 
8 + 
X-XX, 
119 
mostlyXX. 
127 
132 
mostly X. 
Oct. 10, 1923. 
1 
1 - 
X_ 
4 
2 + 
X_ 
2 
2 - 
XX. 
no 
175 
101 i 
Oct. 17, 1923 d e 
0 
0 
0 __ 
13 
17 
X_ 
5 
5- 
X. 
3 
77 
) 
111 
Oct. 24, 1923 d * 
4 
5 
X_ 
12 
4+ 
X.. 
6 
2 
X. 
76 
285 
293 
Oct. 31, 1923 d e 
o 
0 
0 . 
36 
21 
XX_ 
0 
0 
0 . 
168 
170 
250 
No precooling. 
e Tests at Bethel, Vt 
Cf'fiif'U. iftVcS! iGATiONS. 
