CULTIVATION AND GROWTH 



29 



day and, with the smaller, five acres is a good 

 day's work. Usually in the wheat belts of our 

 country the harrow used is the three-section 18- 

 foot width, drawn by four horses. Ofttimes a two- 

 wheeled cart is attached to the rear of the harrow 

 or a seat is arranged on top to furnish riding 



FIG. 17. Discing the plowed ground. This cuts and crushes the clods, and 

 assists in preparing a good seed bed. 



accommodations for the driver. Sometimes an 

 extra horse is used on which the driver rides. 

 More often, however, the harrowing is done by 

 boys who walk behind the machine. This method 

 is widely employed where the small one-horse or 

 two-horse harrows are used. 



In the corn belt area of the wheat section, 



