120 



ANALYSES OF RYE. 



3. Analysis op the ash op the heads of bye. 



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 4-500 



Phosphates : 



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. 



