Wounded Plants 
5 6 9 
Experiment 21 a. 
3 carrots, 330 grams. Air-current, 3-5 litres per hour. 
Date. 
Time. 
Tempera- 
ture. 
Medium. 
mg. C0 2 
produced 
per hour. 
xii. 6. ’95 
10.35 ~ n-35 a.m. 
20° 
Air 
15.2 
Ran for 40 min. in oxygen current. 
xii. 6. ’95 1 
12.15 - I - I 5 P- m - 
20° 
I Oxygen 
15*4 
Cut carrots in quarters longitudinally. 
xii. 6. ’95 
1.20 - 2.20 p.m. 
20°. 7 
Air 
55-6 
>> 
2.20 - 3.20 „ 
20°«6 
32-6 
>> 
3.20-4.20 „ 
20°-6 
>> 
28.8 
Ran for 45 min. in oxygen current. 
xii. 6. ’95 
5.00 - 6.00 p.m. 
2o°-5 
Oxygen 
28-4 
n 
0 
q 
P. 
1 
0 
q 
vd 
20°. 7 
>> 
3 i -5 
Ran in an air-current overnight. 
xii. 7 . ’95 
8-45 - 9-45 P-m- 
2o°-5 
Air 
38.4 
Ran for some time in oxygen. 
xii. 7. ’95 
10.15 ~ 11. 15 a.m. 
20°-5 
Oxygen 
36.4 
