268 K. MIYAKE. 
4. Resul with NaCl and MgCl 2 . 
Solutions used 
Length 
of leaf 
mm. 
Length 
of root 
mm. 
Number 
of roots 
J s N. NaCl 30 cc. 
38 
25 
I 
£5 N. NaCl 25 cc. + ^ N. MgCl 2 5 cc. 
57 
40 
6* 
J 5 N. NaCl 20 cc. + t\j N. MgCl 2 10 cc. 
53 
30 
4 X 
£5 N. NaCl 15 cc. + T \> N. MgCl 2 15 cc. 
5o 
32 
3 X 
N. NaCl 10 cc. + 10 N. MgCl 2 20 cc. 
45 
28 
2 X 
^ N. NaCl 5 cc. + j'ö N. MgCl 2 25 cc. 
45 
20 
I 
-^N.MgCl 2 30 cc. 
42 
20 
I 
Distilled water 30 cc. 
5o 
80 
6 
Culture period Nov. 19th — 
Oct. ist (19 
12). 
Initial length of seedlings 10 mm. 
5. Result with Na 2 S0 4 and MgS0 4 . 
Solutions 
used 
Length 
of leaf 
mm. 
Length 
of root 
mm. 
Number 
of roots 
f„ N. Na 2 S0 4 30 cc. 
45 
35 
I ' 
T \j N. Na 2 S0 4 25 cc. + 
& N. MgS0 4 
5 cc. 
60 
40 
5* 
f B N. Na 2 S0 4 20 cc. + 
A N. MgS0 4 
10 cc. 
55 
30 
5 X 
J s N. Na 2 S0 4 1 5 cc. + 
A N. MgS0 4 
15 cc. 
55 
35 
4 X 
Tg N. Na 2 S0 4 10 cc. + 
x y, N. MgS0 4 
20 cc. 
55 
40 
3 X 
^ N. Na 2 S0 4 5 cc + 
is N. MgS0 4 
25 cc. 
50 
33 
1 
& N. MgS0 4 30 cc. 
40 
20 
1 
Distilled water 30 cc. 
80 
50 
7 
Culture period 
Initial length of seedlings 
Nov. 19th — 
20 mm. 
Oct. ist (19 
12). 
