622 
Analijses of Ashes of Plants. 
Relation of grain, straw, and chaflf : — 
Grain . 
Straw . 
Chaff . 
Total 
Actual Quantities. 
. 5770 
. 68S0 
. 1015 
13696 
Per Centage. 
42-12 
50-241.. BQ 
100-00 
Grain as 1000 
1000-0 
1192-0 
lSl-1 
237 
1373-1 
■1 
Specific gravity of the grain 
Per centaare of water and ash : — 
Grain 
Straw 
Chafl' 
Water. 
. 11-00 
. 13-00 
. 1100 
1-71 
4-30 
10-.54 
1-394 
Ash calculated 
on dry sul>stance. 
1 • <.2 
4-91 
18-60 
Produce and minend matter of an acre : — 
Produce 
Mineral Matter. 
lbs. 0£. 
lis. 
Graiu . 
. 16 9S 
Straw . 
. 20 13,i 
■ . acft 
Ciiaft- . . 
- 3 G2i 
Tutal . 
- 10 6:2^^ 
18.5^ 
Analysis of the ash of the irrain 
Silica . . 
Phosplioric Acid 
Sulphuric Acid 
Carbonic Acid . 
Lime 
Magnesia 
Peroxide of Iron 
Potash . . . 
S..da . . . 
Chloride of Sodiuai 
Total 
1-31 
4S-53 
none, 
none. 
3-72 
12-74 
1-40 
30-94 
1-2S 
none. 
99-95 
Removed from an .\cre. 
n». o7.. 
15 lOtL 
none, 
none. 
4 
0 
10 
0 
I7i 
"ili 
0 
none. 
32 4 A 
Analysis of the ash of the straw, with its proportion of chaff : — 
.Silica . . . 
Phosphoric -Vcid 
Sulplniric Acid . 
Carbonic Aciil . 
Lime 
Magnesia 
Peroxide of Iron 
Potash . 
Soda . . . 
Cidoriile of Sjdiaui 
Total . 
09-91 
S-51 
2-33 
none. 
4-91 
1-43 
0-16 
12- IS 
0-2.5 
none. 
99-97 
Removed from an Acre. 
Ills. oz. 
107 5,«i 
3 9 I- 
none. 
7 H 
2 3 
0 5,;, 
none. 
15J 6.", 
