630 
Analyses of Ashes of Plants. 
Analysis of tHe ash of the grain : — 
Silica ........ 3-05 
Phosphoric Acid . . . . 47-38 
Sulphuric Acid none. 
Carbonic Acid none. 
Lime 4-43 
Magnesia 9-32 
Peroxide of Iron .... •S5 
Potash 32 05 
Soda . 3*38 
Chloride of Sodium .... 
Total 99-96 
Removed from an Acre, 
lbs. ozs, 
1 1 
17 OA 
1 
3 
0 
11 
1 
35 13 
Specimen No. 40. — ^Hopeton Wheat. 
From Mr. J. C. Morion. 
[Soil, sandy ; suLsoil, stone and clay ; geological formation, Silurian; 
drained ; 8 years in tillage. After carrots, 20 tons per acre. Drilled 
December, 1845 ; heavy crop ; mown August 12th j carried August 
20tli. Estimated yield 42 bushels per acre; straw strong; grain 
good, 62 lbs. to the bushel.] 
Average length of tlie straw 
42 inches. 
Relation of grain, straw, and cliaff : 
Grain 
Straw 
Chaff 
Actual Quantities. 
. . Ifi33 
. . 1732 
. . 252 
Per Centage. 
45-15 
47-89 
6-96 
1' 
54-85 
Total . . 3617 100-00 
Specific gravity of the grain 
Per centage of water and ash : — 
Vater. 
Grain 
Straw 
Chaft' 
12- 00 
11-RO 
13- 00 
Ash. 
1-71 
4 '07 
11-77 
Grain as lOOH. 
1000 0 
2220- 1 
1-396 
Ash calc iilatpfl 
on dry substance. 
1-91 
4-61 
13-55 
Produce and mineral matter of an acre : — 
Grain 
Straw 
Cliafl' 
Total 
Proiluce. 
c\;ts. Ihs. 
23 28 
24 87,1, 
^ C5^ 
51 <i8,-;, 
Mineral Matter, 
lbs. 
113 
_47^ 
