COST OF GROWING CORN 



305 



due to the fact that more than two horses were fre- 

 quently used to the plow, and in all such cases team 

 work is stated in the equivalent of two horses. The 

 spring plowing of 2766 acres required 1 1 54^ days of 

 labor and 1479 days of team service, an accomplish- 

 ment of 2.4 acres per day's labor. 



Harrowing — The amount of work done in the 

 way of harrowing, disking, rolling, dragging and 



Fig 89— Beetle of Northern Corn Root Worm 



Enlarged ten diameters (after Forbes) 



otherwise preparing the seedbed varies greatly in local 

 practice. Instances appear in the schedule where the 

 field was worked seven times, while in other cases only 

 one working was given. Of the 4051 acres, harrowing 

 or other similar preparation was practiced on 3280. 

 As only 560 acres were listed, this leaves 211 acres 

 on which planting followed plowing with no effort to 

 prepare a seedbed. It required 496% days of labor 



