120 
ANALYSES OF RYE. 
3. Analysis of the ash of the heads of 
RYE. 
Cut June 18, when in blossom. 
Silica • . 
- 
61-800 
Coal ....... 
. 
4-000 
Phosphates : 
of peroxide of iron ... 
1-500 
Lime - 
3-102 
Magnesia ..... 
2-700 
Silicic acid .... - 
trace. 
Phosphoric acid 
9-798 
17-100 
Lime ....... 
0-507 
Magnesia ...... 
trace. 
Potash 
0-266 
Soda ....... 
none. 
Chloride of sodium .... 
12-600 
Sulphuric acid ..... 
4-296 
Chloride of potassium ... - 
1-586 
Organic acids ..... 
6-080 
104-211 S. 
The heads, in this period of growth, are remarkable for the small amount of potash, and 
the absence of soda, except in combination with chlorine forming common salt. 
The composition of the leaves and leaf-sheaths is 
as follows: 
Silica ...... 
- 
35-900 
Coal. 
Phosphates : 
“ 
4-500 
of iron .... 
2-900 
Lime ..... 
3-396 
Magnesia .... 
0-600 
Silicic acid .... 
trace. 
Phosphoric acid ... 
8-704 
15-600 
Carbonate of lime ... 
- 
5-132 
Magnesia ..... 
. 
2-600 
Potash ...... 
21-672 
Soda ...... 
2-292 
Sulphuric acid .... 
- 
5-090 
Carbonic acid .... 
- 
0-500 
Organic acids .... 
- 
2-400 
103-535 S. 
