280 
K. MIYAKE. 
9. Result with Na 2 S0 4 and CaCl 2 . 
Solutions used 
of leaf 
Length 
of root 
mm. 
Number 
of roots 
N. Na 2 S 0 4 30 cc. 
45 
35 
I 
N. Na 2 S 0 4 25 cc. + r x ö N. CaCl 2 5 cc. 
80 
90 
9 
N. Na 2 S 0 4 20 cc. + N. CaCl 2 io cc. 
80 
90 
7 
A N. Na 2 S 0 4 1 5 cc. + J ö N. CaCl 2 1 5 cc. 
70 
50 
7 
N. Na 2 S 0 4 10 cc. + 3L N. CaCl 2 20 cc. 
5 7 
30 
5 
N. Na 2 S 0 4 5 cc. + J g N. CaCl 2 25 cc. 
50 
38 
4 
^0 N. CaCl 2 30 cc. 
45 
25 
1 
Distilled water 30 cc. 
80 
50 
7 
Culture period Nov. 19th— Oct. ist (1912). 
Initial length of seedlings 20 mm. 
10. Result with MgSO t and CaCl 2 . 
Solutions used 
Length 
of leaf 
Length 
of root 
Number 
of roots 
& N. MgS 0 4 30 cc. 
50 
23 
I 
3^5 N. MgS 0 4 25 cc. + N. CaCl 2 5 cc. 
135 
55 
4 
3^ N. MgS 0 4 20 cc. 4 - Jg N. CaCl 2 10 cc. 
135 
50 
6 
-^g N. MgS 0 4 1 5 cc. + ^g N. CaCl 2 1 5 cc. 
120 
45 
6 
3^5 N. MgS 0 4 10 cc. + -j-g N. CaCl 2 20 cc. 
85 
25 
4 
3^5 N. MgS 0 4 5 cc. + 3^ N. CaCl 2 25CC. 
80 
18 
3 
3^ N. CaCl 2 30 cc. 
35 
8 
1 
Method B. 
Culture period July 20th— August 29th (1912). 
Method B. 
Culture period July 20th— August 29th (1912). 
