COST OF GROWING CORN 



30s 



day by day and their maintenance in their days of idle- 

 ness must be charged to some portion of the farm work. 

 The other plan of charging for horse power, which 

 is considered the most equitable, is to divide the annual 

 cost of maintenance of all horses required in the ordi- 

 nary work of the farm by the total acres of cultivated 

 land in the farm. The whole cultivated area shares in 

 their work and should share in the cost of keeping 



Fig: 87— Adult Moth and Cutworm 



a, moth; b, larva, side view; c, larva, top view (after Chittenden) 



them. In the same way, their annual depreciation 

 should be shared by the farm as a whole. 



The data submitted, showing monthly feeding of 

 hay, grain and other feed^ made the average cost per 

 month of maintaining a team of two horses $8.21, with 

 a range from $12.91 in Massachusetts to $5.98 in 

 Nebraska. 



Horse Power and Machinery— ^h& horse on the 

 farm is what steam is to the manufacturer: power. 

 Horses are therefore properly part of the permanently 



