298 



PEAR GROWING IN CAIJFORNIA. 



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i'"i;j. 107. Tl^f '■•ciua'-e system of planting. 

 (After Lelong. ) 



Fig. 108. The triangular or alternate sys- 

 tem of planting. (After Lelong.) 



Fig. 109. The quincunx system of plant- 

 ing. (After Lelong.) 



Fig. 110. The hexagonal system of plant- 

 ing. (After Lelong.) 



