SWEET-POTATO 



441 



as present information goes, the small potatoes make just 

 as good " seed stock " as large roots from the same hill. 



A bushel of medium-sized potatoes covers about 15 to 20 

 square feet of surface when bedded ; a bushel of small roots re- 

 quires 25 square feet or more of bed. At the first drawing, a 



FIG. 191. SWEET-POTATO SLIPS READY TO BE SET IN THE FIELD. 



bushel of bedded potatoes may be expected to afford 800 to 1500 

 slips, besides which it usually affords a smaller number at the 

 second, and again at the third drawing. For each acre to be set 

 out with the slips from three drawings, it is well to allow at least 

 2 bushels of very small potatoes and at least double this amount 

 with roots of medium size. To plant the entire area early, that 



