34 Nebraska Agricultural Exp. Station Research Bul. 16 
Table 5 — Effect of freezing temperatures on germination of 
corn differing in moisture content (1913 and 1911+) 
Temperature range 32° to 28° F. 
Moisture 
range 
Moisture 
in grain 
Germination 
Ice 
observed 
in grain 
Embryos dark 
or light 
Normal 
grain 
Frozen 
grain 
Ratio 
of normal 
to frozen 
Per cent 
Per cent 
Per cent 
Per cent 
84.3 
0 
0 
0:0 
* 
Dark 
80 to 85 . . 
80.7 
0 
0 
0:0 
* 
Dark 
Average . . 
82.5 
0 
0 
0:0 
72.1 
100 
0 
100:0 
Ice 
Dark 
70 to 75. . 
71.8 
100 
0 
100:0 
Ice 
Dark 
1 
71.0 
100 
0 
100:0 
* 
Dark 
Average. . 
71.9 
100 
0 
100:0 
1 
69.2 
20 
0 
100:0 
* 
Dark 
69.2 
100 
0 
100:0 
* 
Dark 
68.4 
100 
0 
100:0 
* 
Dark 
j 
68.3 
87 
0 
100:0 
Ice 
Dark 
65 to 70 . . 
| 
67.2 
100 
20 
100:20 
* 
Dark 
66.5 
100 
0 
100:0 
Ice 
Dark 
66.2 
100 
0 
100:0 
Ice 
Dark 
65.2 
100 
0 
100:0 
* 
Dark 
Average . . 
67.5 
88.4 
2.5 
100:2.8 
j 
' 62.8 
100 
0 
100:0 
* 
Dark 
60 to 65. . 
1 
61.1 
100 
0 
100:0 
* 
Dark 
Average . . 
62.0 
100 
0 
100:0 
I 
f 59.7 
100 
50 
100:50 
* 
* 
i 57.7 
100 
0 
100:0 
* 
Dark 
55 to 60 . . 
\ 
56.6 
100 
30 
100:30 
* 
Light 
55.2 
87 
37 
100:43 
Ice 
Dark and light 
Average . 
57.6 
96.8 
29 
100:31 
54.7 
90 
75 
100:80 
Ice 
Dark and light 
54.0 
100 
0 
100:0 
* 
Dark 
50 to 55 . 
53.9 
100 
0 
100:0 
Ice 
Dark 
52.3 
100 
87 
100:87 
Ice 
Dark and light 
51.2 
100 
0 
100:0 
Ice 
Dark 
Average 
53.2 
98 
32.4 
100:33 
•No observations made. 
