Analyses of Ashes of Plants, 
639 
Produce and miucrul matter of an acre : — 
Grain 
Straw 
Cliall" 
Produce, 
cwts. lbs. 
22 56 
29 60 
4 48t15 
Total ... 56 52^ 
Analysis of the ash of the grain : — 
Silica 
Phosphoric Acid 
Sulphuric Acid 
Carbonic Acid . 
Lime 
Magnesia . . 
Peroxide of Iron 
Potash . . . 
Soda . . 
Chloride of Sodium 
Total 
2-17 
4(i-61 
•14 
none. 
5-05 
14-22 
•09 
29-17 
2-20 
99-95 
Mineral Matter, 
lbs. 
213^ 
370 
Removed from an Acre, 
lbs. ozs. 
1 
TO 
22 5 
0 
6 13 
0 Ot?, 
13 15^ 
1 Ofs 
18 Oft 
Specimen No. 48. — Red-Straav White Wheat. 
From Mr. J. C. Morton. 
\_Soil, calcareous clay; subsoil, clay and rock; geological formation, 
dolomitic conglomerate (magnesian limestone) ; naturally pretty dry ; 
after turnips, 20 tons per acre. Drilled at 9 inches, Nov. 1845 ; 
promised a good crop ; moxvn second week in August. Estimated 
yield 34 bushels an acre; straw stiff; grain good, 62^ lbs. per 
bushel.] 
Average length of the straw 
36 inches. 
Relation of grain, straw, and chaff :- 
Grain 
Straw 
Ciiatr 
Total 
Actual Quantities. 
. 1141 
. 1120 
. 206 
. 2467 
Per Centage, 
46-25 
45-40 
S-35 
53-75 
Grain as 1000. 
1000-0 
981 
180 
1-61 
)-4/ 
1162-0 
100-00 
Specific gravity of the grain 
Per centage of water and ash : — - 
Grain 
Straw 
Chafl' 
Water. 
12-00 
11- 63 
12- 50 
Ash. 
1-73 
4-95 
9-03 
2102-0 
1-388 
Asli calculated 
on dry substance. 
1-96 
5-60 
11-00 
