28 Account of Sedge Wheat, &c. 



corn, allows no time or opportunity for cleansing their grounds, 

 by tillage and exposure to the ameliorating influences of the 

 atmosphere. One day they will discover, that they had better 

 contract the scale on which they farm ; and cultivate smaller 

 fields well, rather than labour over, and double-crop, vast sur- 

 faces, when a less space, well cultivated, would yield them in- 

 calculably greater profits. Would it not be advisable to try 

 experiments with the Flemish steep of copperas, which may ope- 

 rate to purge away malady, or the eggs of insects from the 

 grain ? 



Salt in moderate quantities, or reasonably salt-water, is found 

 to destroy insects and their larva, worms, &c. ; and as it also 

 assists the crop, it is well worthy of trial. 



