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 
