Heat by Wounded Plants . 
47 
Experiment 3. 
Two potatoes 8-9 cm. long. In uninjured condition showed 
no difference of temperature. One cut at 8.45 a.m. 
Duration of Experiment. 
Temperature 
in room. 
Deflec. of 
Galvan. 
Equiv. in °C. 
First day 
8.45 a.m. 
24°* IO 
0-0 
o°.oo 
12.00 noon 
24°-20 
1*0 
0°07 
» 
5.00 p.m. 
2 4°. 2 5 
2-0 
0°.14 
Second day 
9.00 a.m. 
2 4°.io 
3-0 
0°.21 
V 
4.45 p.m. 
2 4°.io 
2.2 
0°.15 
Third day 
9.30 a.m. 
2 4°'3° 
0.8 
0°*06 
Fourth day 
9-30 » 
2 4°-3o 
o-o 
0°00 
Experiment 4. 
Two potatoes 6-7 cm. long. In uninjured condition 
showed no difference of temperature. One cut at 9.00 a.m. 
Duration of Experiment. 
Temperature 
in room. 
Deflec. of 
Galvan. 
Equiv. in °C. 
First day 
9.00 a.m. 
2 4°-20 
0-0 
o°.oo 
99 
12.00 noon 
2 4°.20 
1*0 
0°"07 
99 
4-45 P-m. 
2 4°’3° 
2-0 
0°-14 
Second day 
9.30 a.m. 
2 4°.oo 
3*5 
0°>23 
,, 
4.00 p.m. 
24°. 20 
2-8 
0°.20 
Third day 
9.00 a.m. 
2 4°-20 
1*0 
0°.07 
99 
4.00 p.m. 
2 4°-io 
0.6 
0°.04 
Fourth day 
9.00 a.m. 
2 4°*3° 
0.2 
o°.oi 
Fifth day 
9.00 „ 
2 4°-io 
0-0 
o°.oo 
