HARVESTING 



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the stem of each plant in the hand. All the tubers cling to the 

 stem so that an entire hill can be pulled at one time (Fig. 161). 

 The tubers are allowed to lie upon the ground and dry for a few 



Fig. 160.— Sweet potato digger. When equipped ready for use the 

 digger carries two rolling coulters to cut the vines. 



Fig. 161. — Sweet potato tubers cling to the stem. 



hours before they are hauled from the field. When sufficiently 

 dry they are removed from the stems and placed carefully in slatted 

 boxes. Usually the tubers are sorted as they are placed in the 

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