Heat by Wounded Plants. 
57 
Experiment 22 . 
600 grams potatoes in each bell-glass. In warm room two 
days before using. Washed in 1 °/ o Formalin to sterilize. 
Injured as in Experiment 21. 
Duration of Experiment. 
Temp, in 
Bell-Glass A. 
Temp, in 
Bell-Glass B. 
Difference. 
Temperature 
outside. 
June 8 
5.00 p.m. 
25.80 
25-80 
0-00 
25-30 
» 9 
9.00 a.m. 
I 25.80 
25-80 
0.00 
25-35 
Cut in quarters at 9.10 
a.m. Bell-glass B. 
First day 
12.00 noon 
26.10 
26.20 
0-10 
25.60 
1. 00 p.m. 
26-20 
26.50 
0-30 
25*65 
„ 
3 - 3 ° „ 
26-20 
26.75 
0-55 
25.70 
„ 
4 - 3 ° „ 
26*25 
27-00 
0-75 
25.60 
„ 
5 - 3 ° ,> 
26-35 
27.20 
0-85 
25.60 
Second day 
9.00 a.m. 
26-50 
2 7-45 
0-95 
25-65 
„ 
11.00 ,, 
26-55 
27.40 
0-85 
25-50 
>5 
1. 00 p.m. 
26-60 
27.40 
0-80 
26-10 
4.00 „ 
26-50 
27.30 
0-80 
26.10 
Third day 
9.00 a.m. 
26.50 
27-20 
0-70 
2610 
„ 
3.30 p.m. 
26-60 
27-20 
0-60 
26-20 
Fourth day 
8.30 a.m. 
26-60 
27.00 
0-40 
26*10 
Fifth day 
8.30 „ 
26-40 
26-60 
0-20 
26-00 
Experiment 23 . 
450 grams radishes ( Raphanus sativus ) had been two days 
in warm room. Washed in i°/ o Formalin. Injured by cutting 
longitudinally in quarters. 
Duration of Experiment. 
Temp, in 
Bell-Glass A. 
Temp, in 
Bell-Glass B. 
Difference. 
Temperature 
outside. 
June 18 
9.00 a.m. 
25.80 
25.80 
0-00 
25.40 
Quartered at 
9.15 a.m. 
First day 
10.15 a - m " 
25.80 
26-00 
0-20 
25.40 
11 . 15 » 
25 - 9 ° 
26-25 
0-35 
25-60 
}> 
12.15 p.m. 
26-00 
26*60 
0-60 
25.60 
3.15 „ 
26-20 
27-05 
0-85 
25-75 
4.15 » 
26-20 
27-15 
0-95 
25-75 
Second day 
8.00 „ 
26-20 
27-35 
1-15 
25.80 
9.00 a.m. 
26-20 
26-80 
0-60 
25-70 
11.00 „ 
26-40 
27.05 
0-65 
25.90 
” 
1. 00 p.m. 
26-40 
26-80 
0*40 
25-80 
