262 
but, if kept another year, would only make 20s. in addition, 
and consume as much food as in the previous period. 
The following comparative statement shows the quantity of 
food raised on these soils on the present system, and that 
which might possibly be raised by the new one suggested, 
on 100 acres : — 
DOUBLE CROP ROTATION. 
PRESENT ROTATION IN USE 
ON LIGHT SOILS, AND AVER- 
AGE PRODUCE. 
Acres. 1st Year. 
25 Tares, at 5 tons . . 
25 Turnips, at 15 do 
2nd Year. 
25 Wheat, at 3 qrs... 
25 Stubble turnips, at 
10 tons 
3rd Year. 
25 Barley, at 4 qrs. 
25 White carrots, at 
26 tons 
4th Year. 
25 Wheat, at 3 qrs. . 
25 Spurrey, at two 
tons, or Tares . 
100 
Corn. 
Bush. 
600 
800 
600 
2000 
Or, 
1st Year. 
25 Spring tares or 
rapes, at 5 tons . 
25 turnips, at 15 tons 
2nd Year. 
25 Barley, at 4 qrs. 
25 Spring rye, at 4tons 
3rd Year. 
25 Clover 
Or carrots (white) 
4th Year. 
25 Wheat, at 3 qrs.... 
25 Stubble turnips, at 
10 tons, or tares.. 
100 
800 
600 
1400 
Green 
Food. 
Tons. 
125 
375 
250 
650 
50 
1450 
125 
375 
100 
50 
650 
250 
900 
Acres. 
25 Turnips, at 15 tons. 
25 Barley, at 4 qrs.... 
25 Clover, at 2 tons... 
25 Wheat, 3 qrs 
100 
Manures bought. 
For 25 acres of turnips — bones .. 
„ barley — rape dust. 
„ wheat — 
Com. 
Green 
Food. 
Bush. 
Tons. 
800 
600 
375 
50 
1400 
425 
£. 
85 
45 
£160 
Which produce 1000 tons of green 
food and 600 bushels of corn above 
the present rotation on every 100 
Acres. 
r Which produce 475 tons of green 
J food more than the present rota- 
y tion, or with Belgian carrots in- 
(_ stead of clover, 1(K)0 tons. 
