A pp.] Report of Experiments on the Growth of. Wheat. 
WlIEAT YEAR AFTER YEAR ON THE SAME LAND. 
per Bushel of Dressed Corn, each Year. 
179 
Harvests. 
1855. 
1856. 
' 1857. 
1858. 
1859. 
1860. 
1861. 
1862. 
1863. 
Of 
20 Years 
1 844-03 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
lbs. 
• lbs. 
lbs. 
lbs. 
5G- 
8 
59 
0 
61 
2 
54 
0 
DO D 
57 
6 
58 
•5 
62 
6 
•JO "t 
fin* ^ 
50 
3 
59 
0 
60 
55 
0 
*W. ft 
57 
'6 
58 
•0 
62 
8 
6° * 0 
58- 
6 
60 
4 
62 
6 
56 
5 
55*5 
60 
5 
Gl 
0 
63 
1 
GO * 0 
K/Q • 0 
54' 
3 
58 
3 
60 
4 
52 
5 
57 
4 
57 
•8 
62 
•7 
59'5 
55 
5 
58 
8 
61 
1 
55 
0 
53'0 
58 
0 
58 
•5 
62 
3 
58-7 
59*9 
56 
5 
59 
0 
61 
5 
56 
0 
54-0 
59 
1 
59 
0 
63 
0 
59*1 
60-1 
5G 
2 
58 
8 
61 
4 
56 
0 
53-1 
59 
0 
59 
0 
G3 
0 
59'0 
60*3 
58 
2 
59 
9 
62 
1 
56 
5 
53-7 
59 
5 
59 
5 
62 
3 
59-6 
60-9 
58 
5 
59 
8 
62 
1 
56 
5 
54-2 
59 
4 
59 
8 
62 
3 
59-5 
59-4 
58 
0 
60 
5 
61 
9 
55 
9 
54'3 
59 
0 
'59 
3 
62 
6 
59-5 
59-5 
57 
6 
60 
:; 
62 
3 
55 
9 
54-3 
58 
9 
59 
5 
62 
5 
59-4 
58-8 
56 
8 
60 
s 
61 
8 
54 
0 
52-8 
58 
3 
• 59 
2 
62 
58*9 
58-7 
57 
1 
60 
6 
61 
7 
53 
4 
52-3 
58 
5 
59 
0 
62 
3 
59'1 
58'3 
57' 
2 
60 
1 
GO' 
s 
54 
5 
51'5 
56 
8 
59 
5 
62 
1 
58-4 
57-3 
56- 
3 
58 
0 
58 
s 
50 
5 
48*5 
53 
9 
56 
3 
62 
5 
57-7 
55- 
6 
58 
(1 
59 
6 
51 
5 
49 * 5 
55 
0 
56 
5 
62 
6 
0 / o 
58-9 
57- 
2 
58 
<; 
61' 
4 
52 
5 
51-0 
55 
5 
57 
5 
62 
8 
58-6 
55-3 
57- 
3 
58" 
5 
60 
5 
51 
4 
51-0 
55 
3 
58 
0 
62 
5 
58-3 
JO O 
57-5 
58 
ti 
60 
4 
51 
3 
O l £ 
55 
8 
5S 
0 
G2 
1 
58'3 
59*5 
58-7 
60-4 
62 
1 
54 
5 
53-4 
58*1 
58-0 
62 
1 
59'4 
60-2 
58 
8 
60 
4 
62 
1 
54 
8 
53'5 
58 
7 
58 
0 
62 
2 
59-5 
58- 
6 
60 
6 
62 
1 
55 
0 
ij-x O 
59 
9 
58 
0 
62 
6 
59 • G 
60* 4 
58-9 
60 
5 
62 
7 
55 
0 
53* 8 
60 
0 
58 
0 
62 
5 
59 • 7 
AO • ft 
58 
6 
60-5 
62 
1 
54 
5 
7 
JO / 
59 
1 
58 
0 
62 
5 
59' G 
60-0 
59-0 
60 
3 
62 
0 
54 
5 
53-2 
59 
3 
58 
1 
62 
5 
59-6 
60-0 
59 
1 
60 
4 
b J 
c 
O 
55 
0 
53-8 
60 
0 
58 
3 
62 
5 
59-7 
60'6 
59 
4 
60 
0 
62 
8 
55 
0 
54-0 
GO 
2 
58 
3 
G2 
9 
59-7 
58 
5 
60 
5 
62 
1 
52-6 
52 * 0 
58-0 
58 
0 
G2 
4 
58-2 
58 
7 
60 
5 
62 
I 
52 
6 
51-7 
58 
6 
57 
5 
62 
3 
59-1 
60-8 
59 
0 
59 
1 
62 
5 
55 
0 
54-1 
59 
3 
58 
1 
62 
8 
59-5 
60-3 
59 
1 
58 
8 
62 
5 
54 
5 
54-3 
59 
1 
58 
1 
62 
8 
59-4 
60-9 
57 
8 
59 
7 
62 
3 
55 
•5 
54-5 
59 
6 
58 
5 
62 
6 
59-7 
60-8 
57 
7 
59 
8 
62 
•4 
56 
0 
54-6 
59 
5 
58 
5 
62 
8 
59'6 
58-7 
58 
9 
59 
■5 
62 
•5 
55 
•5 
53-0 
58 
8 
57 
2 
62 
9 
59-2 
61-1 
57 
7- 
58 
•4 
60 
•3 
52 
■5 
51-5 
57 
>9 
57 
3 
62 
5 
57-7 
60-8 
58 
0 
60-6 
61 
5 
54 
•0 
52-5 
58 
'2 
58 
1 
62 
5 
58'2 
60-1 
57 
8 
60 
6 
Gl 
•5 
55 
•0 
53-8 
58 
■ 5 
58-0 
62 
4 
58-1 
Of last 
] 2 Years, 
1852-63. 
lbs. 
57-£ 
57-2 
59-5 
56- 5 
57- S 
57'9 
57'8 
58'6 
58-7 
58*4 
58-3 
57-8 
57-8 
57-1 
55-4 
55- 9 
57- 0 
56- 4 
56- 6 
58- 2 
58-3 
58-6 
58-6 
58-3 
58-4 
58-6 
58-7 
57- 6 
57-6 
| 58-0 4 
I 5S-7 4 
58 
1 
19 
57 
0 
20 
57 
9 
21 
57 
8 
22 
4 The average given for Plots 17 is that of 12 years mineral manure succeeding ammonia-salts 
(Plots 17 or 18) ; and that given for Plots 18, of 12 years ammonia-salts succeeding the mineral 
manure (Plots 17 or 18). 
VOL. XXV. O 
