INFLUENCE OF THE ALKALI SALTS UPON THE GROWTH OF RICE PLANTS. 2 
(The weight refers to that of five plants). 
Amount of salts added to 2000 grams of soil 
used 
I g. mol. wt. 
|g. mol. wt.- 
IqS- mol- wt. ■ 
Jgg. mol. wt. T5S g. mol. wt.j 
2 5ö g. mol. wt.j- 
rooos- moL wt - 
Control. I 
Total yield 


g- 
2.45 
2.20 
2.10 
a- 
2.30 
g. 
2.25 
s- 1 
2.00 
MgSO* 
Seed 

. 
0.45 
0.50 
0.50 
0.70 
_ 0.65 
0.50 
Straw 
1.70 
1.30 
1.30 
1.30 
1.30 
1 .20 
Root 
0.30 
0.40 
0.30 
0.30 
0.30 
0.30 
Total yield 


0.70 
1.40 
2.30 
2.20 
2.00 
MgCl 2 
Seed 
Straw 


O.IO 
0.45 
0.20 
0.95 
0.70 
1.30 
0.65 
0.50 
1 .20 
Root 
0.15 
0.25 
0.30 
0.30 
0.30 
Total yield 



0.20 
i. 95 
2.00 
2-35 
2.00 
CaCl 2 
Seed 
Straw 

0.00 
O.IO 
0.45 
1.20 
0.50 
1.20 
0.85 
I2 5 
0.50 
1.20 
Root 
O.IO 
0.30 
0.30 
0.35 
0.30 
Total yield 

■ 
0.95 
1.90 
2.45 
2.50 
3.10 
2.00 
Na 2 S0 4 
Seed 
Straw 
0.00 
0.70 
0.40 
1.20 
0.85 
125 
0.85 
1.30 
0.90 
1.60 
0.50 
1 .20 
Root 
0.25 
0.30 
0.35 
0.35 
0.60 
0.30 
Total yield 

■ ■ 
0.60 
1.20 
2.20 
2.70 
2.40 
2.00 
NaCl 
Seed 
O.IO 
0.20 
0.70 
1. 00 
0.80 
0.50 
Straw 
0.30 
0.80 
1.20 
I ICi 
1 .20 
Root 
0.20 
0.20 
0.30 
0.40 
0.30 
0.30 
Total yielc 
1.50 
2.35 
2.70 
340 
2.00 
Na 2 CO a 
Seed 
Straw 
0.20 
1. 10 
0.70 
1.25 
1. 00 
1.30 
1.5° 
1.40 
0.50 
1.20 
Root 
0.40 
0.40 
0.50 
0.30 
Total yielc 
I 
2.45 
3.40 
3.10 
2.65 
2.55 
2.00 
NaIICO £ 
Seed 
I 
Straw 
0.45 
1.60 
1.25 
1.55 
085 
i-55 
0.80 
1-35 
0.75 
i-35 
0.50 
1.20 
Root 
0.35 
0.60 
0.70 
0.50 
0.45 
0.30 
