Analyses of Ashes of Plants. 603 
injured by dry weatlier; vioicn ; carried August 27th. F.stimated 
vield per acre 16 bushels; straw bright and strong; grain goo<l, 
about C)l lbs. to the bushel] 
Average length of the straw . . 28 inches. 
Relation of grain, straw, and chaff: — 
Actual Quantities. Per Centa^c. (Jrain IO jO. 
Grain . . . 1515 . . 43-S5 . . 100 1-0 
Straw . . . 1540 . . 4:5-^1). .... . . 99Gffi|,,,. , 
Chaff ... 430 . . . . •278-5('-'-' 
Total . . 3515 100 CO •22r5-3 
Specific gravity of the grain . . 1 "SST 
Per centase of water and ash : — 
Water. .\sh. 
Ash calculated 
on drr substance. 
Grain . . . 11-0 . . 1-79 . . 2-01 
Sfrax . . . 10-S . . 3-7a . . 4-lS 
Chaff . . . 12-5 . . 6 94 . . 7 93 
Quantity of produce and mineral matter removed from an acre : — 
I^odoee. Mineral Matter, 
cwt. lh§. Ibe. 
Grain ... 8 SO . . 17^ 
Straw ... 8 76^ . . 36^ 
Qiaff ... 1 99^*5 . . 14f 
Total . . 19 olfi 681 
Spkcimen Xo. 4. — White Spring Wheat. 
field 32. College Farm. 
[.^'oil, calcareous clay ; subsoil, clay ; geological formation, Bradford 
clay and f jrest marble ; undrained. After poor crop of vetches fed 
off with sheep. Drilled at 9 inches, in March, 1S46 ; appearance 
of the crop bad ; reaped ; carried August 24th. Estimated yield 
14 bushels per acre; straw much mildewed and weak; grain mid- 
dling, 58 lbs. to the bushel.] 
Average length of straw . . .34 inches. 
Relation of grain, straw, and chaff : — 
Actual Quantities. Per Ceuta^e. Gnin as lOOO. 
Grain . . , 15S9 . . 45 S3 . . 1000- 
.Straw . . . 1530 . . 41-131, . . 9G2-91,,,, . 
Cluiff ... 313 . . 10.04J'''''' . . 219-Or 
Total . . 3167 100-00 2131-9 
Specific gravity of the grain . . 1 • 376 
Per centage of water and ash : — 
Water. A,'.. calculated 
on urv substance. 
Grain ... 11-0 . . 1-71 . . l-ft;3 
Straw . . . 12-0 . . 4-60 . . 5-22 
Chaff ... 11-0 . . 11-56 . . 12-99 
VOL. Ml. 2 S 
