Wounded Plants . 
567 
Experiment 19 . 
3 carrots, 200 grams. Quartered each longitudinally, placed 
under air-pump for three quarters of an hour. Air-current, 
3*5 litres per hour. 
Date. 
Time. 
Tempera- 
ture. 
mg. CO<> 
produced 
per hour. 
ii. 14. ’96 
3.00 - 4.00 p.m. 
21° 
27.30 
>> 
4.00 - 5.00 „ 
20°-8 
28-00 
yy 
5.00 - 6. co ,, 
20°.8 
29-20 
yy 
6.00 - 7.00 „ 
20°-6 
29.40 
yy 
0 
q 
O' 
1 
0 
0 
2o°-5 
31.90* 
Experiment 20 . 
4 carrots, 260 grams. Mode of operation as in the experi- 
ments with potatoes in which hydrogen was employed. Air- 
current, 3-5 litres per hour. 
Date. 
Time. 
Tempera- 
ture- 
Medium. 
mg. C0 2 
produced 
per hour. 
i. 3. ’96 
10.10 - 11. 10 a.m. 
20°.0 
Air 
l8-8o 
9 ) 
12.20 - 1.20 p.m. 
20°. O 
Hydrogen 
21-00 
99 
1.20 - 3.20 ,, 
I 9° , 9 
yy 
19.60 
>> 
3.20 - 4.20 „ 
20°. 6 
yy 
19-20 
yy 
4.20- 5.20 „ 
20°-6 
Air 
15.8° 
yy 
5.20 - 6.20 ,, 
20°. 5 
I9.4O 
Each carrot cut longitudinally in quarters, Jan. 3, 6.30 p.m. 
i. 4. ’96 
9.22 - 10.22 a.m. 
20°. 8 
Air 
33 * 6 ° 
y y 
10.22 - 11.22 ,, 
20°-8 
Hydrogen 
31.80 
yy 
11.22 - 12.22 p.m. 
20°.6 
yy 
33 - 4 ° 
>> 
12.22- 2.30 „ 
2o°.5 
yy 
32.60* 
yy 
2.30- 3-30 „ 
20 0 -4 
yy 
32.80 
}> 
3.30- 4.30 „ 
20°-3 
yy 
30-20 
yy 
4 - 3 ° ~ 5-30 „ 
20° .9 
>> 
24.30 
5.30- 6.30 „ 
20 0 -7 
yy 
21-20 
* Reduced to value of i hour. 
