ANALYSES OF WHEAT. 147 



V. BLACK-SEA WHEAT FROM LEWIS COUNTY. 

 Grown upon the Trenton limestone. 

 Analysis of the ash. 



Silica and sand ...--- 14-520 



Earthy phosphates ..... 43-333 



Alkaline phosphates ..... 23-646 



Potash 12-629 



Soda - 5-06S 



Magnesia and lime ..... 0-030 



Chlorine ....... trace. 



Sulphuric acid ...... trace. 



Carbonic acid ...... none. 



VI. A WINTER WHEAT FROM THE SAME COUNTY. 



Grown upon sandy soil. Variety not given. Furnished by Mr. Beach. 



1. Analysis of the ash. 



Silica 9-120 



Sand and coal 10-000 



Earthy phosphates 48-273 



Alkaline phosphates ..... 15-501 



Potash - - - 23-407 



Soda - - .... - - - 4-044 



Lime 0-020 



Magnesia 0-002 



Sulphuric acid ...... trace. 



100-367 



2. Analysis of the earthy -phosphates. 



Soluble silica 0-08 



Lime 1-98 



Phosphate of peroxide of iron - - - - 4 -95 



Magnesia - - - - - - - 6-64 



Phosphoric acid - - - - - - 28-31 



