252 
K. MI YAK. K. 
Table I. 
Salts 
Concentration 
used 
1 
2 
N. 
i N. 
Ä N. 
50 1N> 
100 iN - 
1 NT ' l NT ' J NT 
500 ^'IIOOO^-^OÖO^' 
Control. 
Length of leaf mm. 
43 
QJ 
U 
l/J 
4) 
22 
85 
100 
130 
no 
120 
IOO 
MgS0 4 
Length of root mm. 
00 
germina 
— 
IO 
60 
80 
80 
IOO 
"5 
Number of roots 
Only 
I 
4 
6 
6 
6 
6 
!n 3 i> 
Length of leaf 
-d 
t3 
a 
83 
105 
100 
!05 
107 
IOO 
MgCl 2 
Length of root 
Number of roots 
No set 
germina 
All seed 
minated 
not one 
veloped. 
30 
3 
105 
3 
100 
6 
120 
6 
143 
6 
"5 
A 
O 
Length of leaf 
■d 
V 
TD t3 
18 
85 
105 
110 
145 
95 
IOO 
CaCl2 
Length of root 
Number of roots 
No sei 
germinal 
vj cJ 
| 
O M 
40 
5 
75 
6 
90 
6 
190 
6 
130 
6 
g 
Length of leaf 
-d 
<u 
ninated. 
12 
23 
150 
165 
145 
120 
IOO 
IOO 
Na 2 S0 4 
Length of root 
CJ 
tn 
o 
30 
70 
85 
75 
80 
«5 
dumber of roots 
06 
4 
4 
6 
7 
7 
A 
O 
Length of leaf 
-d 
QJ 
T3 
4) 
"3 
4 
35 
155 
137 
IIO 
no 
no 
IOO 
NaCl 
Length of root 
U 
in 
O 
95 
!25 
130 
120 
120 
i^illillLJCI Ul lUULa 
S 
6 
6 
6 
7 
7 
A 
O 
Length of leaf 
■d 
OJ 
<u 
eeds 
ted. 
5 
85 
120 
120 
no 
no 
IOO 
Na 2 C0 3 
Length of root 
Numbcnof .roots 
No se 
germina 
Only 5 s 
germina 
27 
6 
40 
7 
78 
7 
100 
7 
'35 
7 
"5 
6 
Length of leaf 
V 
1) 
17 
55 
95 
120 
125 
100 
100 
IOO 
NaHC0 3 
Length of root 
41 
U) 
O 
germina 
2 
105 
105 
105 
100 
IOO 
"5 
Number of roots 
2 
4 
5 
6 
6 
7 
6 
Table II. 
Salts used 
Concentration of toxicity 
Dilution of maximum 
stimulation 
In former Exp. 
In latter Exp. 
In former Exp. 
In latter Exp. 
MgS0 4 
> 
200 " 1 ' VlOO iN V 
>^ 100 iN * 
TÖÖÖ" M. ( N.) 
siö N. 
MgCl 2 
>' 11 
2ÖÖÜ (1Ö0Ö N-) 
5000 i>u 
CaCl 2 
}■> )! 
1000 
Na 2 S0 4 
dfeM.(A N.) 
1 N 
" 50 iN ' 
TÜÖ" M. ( J 5 N.) 
100 i,t 
NaCl 
» (100N.) 
» 100 iN - 
too M.( T i 5 N.) 
100 1N * 
Na 2 C0 3 
200M. ( T J 0 N.) 
^ÖÖ'TSSÖ^'ItÖÖ' 50Ö^') 
500 • L>u 
NaHC0 3 
rJoM.( 5 p.) 
1 M 
" 5 0 iN - 
200 iYi " V IOO V 
500 iN - 
