434 Canadian Agriculture. 
Between 1860 and 1870 the weevil was so destructive to the 
wheat crops that the cultivation of wheat was almost abandoned ; 
but with greater care and better method it has since been re- 
sumed, and the total yield increased from 300,000 bushels in 
1851 to 530,000 bushels in 1881, potatoes in the same time 
from 2,000,000 bushels to 7,500,000 bushels, and hay from 
ijOO,000 tons to 000,000 tons. 
The following figures are from the Census Returns of 
1881: — 
