Experiments on Sprouting Potatoes in Gas Mixtures 251 
The Influence of Carbon Dioxide on the Sprouting of Potatoes 
(Factor). Summary from Table 1. 
Carbon Dioxide. 
0% 10% 20% 
Fresh weight 
(grams) of 
sprouts. 
(Time 9 weeks). 
Oxygen 20% 
„ io% 
n 5% 
5-4. 1-6. 0 
10-4. 2-1. 0 
51. 2-8. 01. 
Total. 
20-9. 6.5. 0-1. 
Fresh weight 
(grams) per 
100 sprouts. 
(Time 4 weeks.) 
Oxygen 20% 
> 9 10% 
*) 5% 
104. 7 1. 0-5. 
16-3. 100. 0 
7-3. 8-5. 10. 
Total 
34-0. 25-6. 1-5. 
Total number 
of sprouts 
(Time 4 weeks). 
Oxygen 20% 
io% 
i) 5% 
55 29 2 
82 10 0 
82 68 11 
Total. 
219 107 13 
The Influence of Oxygen on the Sprouting of Potatoes 
(King Edward). First Experiment. 
Fresh weight of sprouts in grams. 
Growth 
interval 
Date. in days. 
5% Ox. 
10% Ox. 
20% Ox. 
50% Ox. 
80% Ox. 
26/7/18. 14. 
0-5. 
0 8. 
0-7. 
0-6 
0 
[2-5.J 
[5*3. J 
[3-5.] 
[2-4.] 
9/8/18. 14. 
3 3. 
11. 
10 . 
0-4 
0 
[7*2. J 
[4-4.] 
[4-0.] 
[1-6.] 
[0-4.] 
injured. 
Total. 28. 
5-2. 
2-6. 
21. 
2-3. 
[4-9.J 
[4-9.] 
[36.] 
[2-0.] 
[0-4.] 
Removed to 
air 9/8/18 
1-4. 
0-7. 
0-4. 
1 *3. 
22/8/18. 
Injured. 
All dead. 
The figures in square brackets are weights (grams) per 100 sprouts. 
