ANALYSES OF MAIZE. 
233 
OCTOBER 5 . 
The corneous portion of the kernels is quite firm, or glazed, as it is called. The amyla¬ 
ceous part around the chit is yet soft and milky. At this stage, the kernels burn into a 
white ash much more readily than when ripe. 
Composition of the ash of the kernels. 
Carbonic acid ------ trace. 
Silicic acid.- 0-900 
Phosphoric acid, with a little peroxide of iron ■ 50-010 
Lime -------- 0*075 
Magnesia ------- 4-240 
Potash ------- - 28*405 
Soda.11-840 
Sodium ------- 0-345 
Chlorine ------- 0-520 
Sulphuric acid ------ 1*240 
Organic acids ------ 2-100 
99-675 S. 
OCTOBER 18. 
Corn ripe. 
Composition of the ash of the kernels. 
Carbonic acid ------ trace. 
Silicic acid ------- 0-850 
Phosphoric acid, with a little peroxide of iron, 60*310 
Lime -------- 0*075 
Magnesia - 6*500 
Potash ------- - 23*175 
Soda.3*605 
Sodium ------- 0*160 
Chlorine.- 0*295 
Sulphuric acid - - - - - - 0*515 
Organic acids ------- 5*700 
99*175 S. 
[Agricultural Report — Vol. ii] 
30 
