5 66 
Richards . — The Respiration of 
Experiment 17 . 
4 carrots, 290 grams. As in previous experiment. Air- 
current, 3*5 litres per hour. Cut in five transversely, and at 
once covered cut surfaces with clay. 
Date. 
Time. 
Tempera- 
ture. 
mg. C 0 2 
produced 
per hour. 
xii. 
1 2. 
95 
9-30 
- 10.30 
a.m. 
2 o°.8 
20-30 
Y> 
10.30 
-11.30 
20°-6 
21-35 
11.30 
- 12.30 
p.m. 
20°.6 
22. 60 
>> 
12.30 
- 2.30 
>> 
20°. 4 
22-10* 
> > 
2.30 
- 3 - 3 ° 
>> 
2o°c; 
24-00 
xii. 
13 - 
’95 
9 - 3 ° 
- 10.30 
a.m. 
20°. 8 
20-00 
xii. 
14. 
’95 
4.00 
- 5.00 
p.m. 
20°-2 
I9.3O 
Clay removed. 
xii. 
14. 
’95 
5.00 
- 6.00 
p.m. 
20°*6 
35-20 
5 ? 
6. co 
- 7.00 
20 .5 
32.00 
’95 
7.00 
- 9.00 
> > 
20°-5 
33.40* 
xii. 
15 - 
10. 10 
- 12.10 
21° 
25-35 
xii. 
18. 
’95 
6.10 
- 7.00 
20°-7 
17 - 5 ° 
Experiment 18 . 
4 carrots, 290 grams. To determine if respiration increases 
with increase of injury. Air-current, 3*5 litres per hour. Cut 
in three pieces transversely. 
Date. 
Time. 
Tempera- 
ture. 
mg. C0 2 
produced 
per hour. 
xi. 16. ’95 
I.oo - 3.00 p.m. 
20°-5 
20-20* 
3.00 - 4.00 „ 
2 o 0 -5 
21-00 
)} 
4.00 - 5.30 „ 
20°»4 
22 - 8 o * 
Cut each piece in four longitudinally. 
xi. 17. ’95 
10.52 - 11.52 a.m. 
20°.2 
28-80 
V 
11.52 - 12.52 p.m. 
19 ° 7 
27.80 
12.52- 2.52 „ 
20°-6 
29-5°* 
V. > 
5.20 - 6.20 ,, 
20°-5 
32-4° 
* Reduced to value of i hour. 
