20 



FA KM WKF.DS OK CANADA 



THE TILTING HARROW 



inches high. Even relatively heavy harrows ordinarily in use 

 will do little damage to the potatoes, corn or grain plants if the 

 land is not wet, and the loosening of the surface soil benefits 

 the crop in addition to the destruction of the weeds. 



For perennial weeds, or seedlings that have become well 

 rooted, a cultivator having "diamond" shaped or other relatively 

 broad shares is needed for hoed crops. The "disc" is a favoured 

 implement for destroying weeds in summer-fallow or in preparing 

 a seed bed. When, however, it is desired to unearth and re- 

 move the rootstocks of perennial weeds such as Couch Grass, 

 a narrow-toothed cultivator, that will loosen the soil and bring 

 the underground vegetation to the surface, is preferred to an 



THE DISC 



