Drill for distributiny iSuperp/ivsphatc. b'27 
Duke of Richmond's ExperiAient. 
No. 1. 
Lot 1 — Miiniired with H yards of Farm-yard Dung and S bushels of llonc-dust. 
2 — ,, with 31j Uis. of Guano. 
3 — with 16 bushels of lJuue-dust. 
4 — ,, with 2 bushels of Bone-dust dissolved iu 83 lbs. of Suli)huric Add, previously 
diluted with 12 gallons of Water. 388 gallons of Water were added to it. 
The mixture was then applied to tlie drilils in a liquid state, by means of a 
Wuler-eart. 
5 — ., with 8 bushels of Boue-dust, mixed with 83 lbs. of Sulphuric Acid, previously 
diluted with 12 gallons of Water. This mi.xture, nearly in a dry state, was 
then sown by the hand along the drills. 
Cost 
Lotsj of 
Manure. 
£. s. d. 
3 0 0 
1 17 i 
1 16 0 
0 II 6 
1 5 0 
Weight 
of 
Turnips. 
Value 
of 
Turnips. 
Tons.Cwts 
12 0 ! 
U 
11 
12 
11 
£. s. d. 
3 0 0 
2 16 0 
2 15 0 
3 1 0 
2 15 0 
Produce 
of 
Barley. 
Qrs. Bus. Pk 
4 1 3 
3 5 U 
Weight 
per 
Bushel. 
lbs. 
56 
56 
56 
Value 
of 
Barley. 
£. s. d. 
5 18 H 
4 19 li 
5 5 11 
5 0 "i 
5 6 9 
TotalValue 
of 
Produce 
£. s. d. 
8 18 H 
7 15 li 
8 0 11 
8 1 7i 
8 19 
Value, .-iftcv 
deducting 
Cost of 
Manure. 
£. s. rf. 
5 18 li 
5 17 91 
6 4 11 
7 10 IJ 
6 16 9 
Mr, Williams's Experiment. 
Manures and Quantity 
Application. 
Produce 
per 
Acre. 
Cost per 
Scotch 
Acre. 
1842. 
Bones ... 20 bushels . 
TonsCwts.lbs. 
12 4 3 
£. s. d. 
3 3 0 
Bones ... 4 bushels '> 
Sulphuric .Acid | 16 lbs. \ 
Water . . . 224 lbs. J 
In 6,400 lbs. or 640 gallouB ( 
of Water, in funow. . . ) 
17 4 5 
1 8 6 
Bones ... 20 bushels ( 
Sulphuric Acid 76 lbs. { 
From the remarks below, I ] 
conclude that this lot was 1 
Bones sprinkled with Acid. ( 
13 0 52 
3 12 6 
Water . . . 126 lbs. 
Peculiarities : — The difference betw een the applications and the bone-dust applied in the usual 
way " was most marked ;" the sulphuric solution brought the turnijjs to the hoe ten days earlier 
than the bones alone, and four days before the bones sprinkled with acid. 
Mr. Gedde's Experiment. 
Manures and 
Quantity. 
-Application. 
Produce 
per 
Acre. 
Cost per 
Scotch 
Acre. 
1842. 
Manure . . 
Bones . . . 
. 15 loads 1 
. 15 bushels ) 
TonsCwts.lbs 
13 19 21 
£. s. d. 
3 12 G 
Rone-dust . 
Acid . , 
Water . . . 
. 1 bushel 1 
. 67ilhs. V 
.20li lbs. ) 
In 6,600 lbs. or 660 gallons of i 
13 10 21 
0 17 C 
Bones . . . 
, 12 bushels. 
11 9 21 
1 18 0 
