Harvesting and Storage 



305 



Figure 32. — A number of sweet potato bapks illustrating the 

 method of ventilation by the use of troughs at the top of each 

 pile. 



to make several small pits rather than one large one, 

 hecause it is hest to remove the entire contents when 

 the pit is opened. Fig. 32 shows a number of pits 

 with a trough ventilator placed over the top of each pile 

 of potatoes. 



" A type of storage cellar similar to the one shown in 

 Fig. 32 is often used in the South for storing sweet 

 potatoes. This form of storage is much better than 



FlGUBE 33. — A type of outdoor cellar used in some sections of 

 the South for storing- iweet potatoes. The structure should have 

 openings near the bottom and through the top for the purpose 

 of ventilation. 



