286 FARM MACHINERY REPAIR 



261. Drilling Grain. (Fig. 308.) 



Requirements: To operate a drill in drilling grain. To set 

 seeding devices for a definite rate of seeding, and drill a 

 definite area, determining the cost of the operation. 



Tools Needed : Drill and team. 



Preliminary Instruction: Same general instruction with ref- 



FIG. 308. Drilling grain. 



erence to selecting seed corn also applies to small grain. 

 In general, it should be remembered to plant across the 

 slope instead of along the slope. This is to check erosion 

 and avoid starting a small gully by washing at the wheel 

 tracks. 

 Working Instruction: 



1) Adjust feeding device for a definite rate of seeding. It is 

 best to do this by test rather than to be guided by dial. 



2) After drill is driven in position, lower the furrow openers 

 into ground. 



3) Drive across field, noting that the openers do not clog 

 and that the seed is passing down into the soil. 



