for Twenty Years in succession on the same Land. 
161 
Table XXIII. — Average Anmial quantity and quality of Barley, on Selected Plots, 
over the first 10 years, the second 10 years, and the Total Period of 20 years. 
AvEHACE Annual Produce, &c. 
Second 
Plots. 
MANURES, PER ACRK. 
First 
10 Years, 
1852-'61. 
Second 
10 Years, 
1862-'71. 
Total 
Period 
20 Years, 
1852-'71. 
10 Years- 
over 
(or under — ) 
First 10. 
Weight per Bushel of Dressed Corn. 
lbs. 
lbs. 
lbs. 
Per Cenh 
7 
14 Tons Farm-yard Manure .. 
52-6 
56-0 
54-3 
6-5 
1 0 
51-6 
53-1 
52-3 
2'9' 
40 
52*3 
54'6 
.53-4 
4-4 
1 A 
51-2 
.53-0 
52'1 
3-5 
4 A 
200 lbs. Amm.-salts, Mixed Min. Man. 
52-2 
55-7 
54-0 
6*7 
Total Corn per Acre, reckoned at 52 Ihs. per BusheL 
Bushels. 
Bushels. 
Bushels. 
Per Centi 
7 
14 Tons Farm-yard Manure .. 
48| 
57i 
53i 
17-& 
1 O 
24t 
181 
21i 
-23-4' 
40 
Mixed Mineral Manure 
321 
26i 
29| 
-I'S-C 
1 A 
36f 
34 
353 
- 7-5 
4 A 
200 lbs. Amm.-salts, Mixed Min. Man. 
49f 
51i 
50J 
3'0 
Straw (and Chaff), per Acre. 
1 O 
4 O 
1 A 
4 A 
1 4 Tons Farm-yard Manure .. 
Unmanured 
Mixed Mineral Manure 
200 lbs. Ammonia-salts 
200 lbs. Amm.-salts, Mixed Min. Man. 
Total -Produce (Corn and Straw), per Acre. 
Corn to 100 Straw. 
Cwts. 
Cwts. 
Cwts. 
Per Cent. 
26i 
29| 
281 
12-2 
101 
111 
—23-4 
121 
14f 
—21-7 
19f 
18| 
-12-0 
28i 
28 
- 3-0 
1 
7 14 Tons Farm-yard Manure .. 
lbs. 
lbs. 
lbs. 
Per Cent. 
5525 
6342 
5933 
14-8 
2782 
2126 
2454 
-23-6 
3517 
2807 
3162 
-20'2- 
1 A 200 lbs. Ammonia-salts 
4119 
■3719 
3919 
- 9-7 
4 A 200 lbs. Amm.-salts, Mixed Min. Man. 
5827 
5808 
5817 
- 0-3-- 
7 
1 4 Tons Farm-yard Manure . . 
85 
6 
91 
! 
88 
5 
6'7r 
1 0 
85 
9 
87 
1 '\ 
86 
6 
1-6 
4 0 
95 
1 
97 
96 
4 
2'7- 
1 A 
86 
4 
91 
I \ 
89 
2 
6.'4t 
4A 
200 lbs. Amm.-salts, Mixed Min. Man. 
79 
9 
8G 
' i 
83 
2 
8-1 
VOL. IX. — S. S. 
M 
