0~bher Pot-atos here 



Row C EIIIIIIIIIIIIIIIIlJ 



u 



Row B EII IIIIIIIIIIIIIII J 



P 

 o 



Row A XOOOOOOOOOOOOOOOOO^ 



Fig. 21.— Diagram illustrating the Arrangement of Potatos on Plots shown 



in Fig. 20. 



I, inside plants with least space. E, end plants of inner rows. 



O, plants of outer row. X, corner plant with greatest space. 



[To face />• 73. 



