THE APPLE. 



35 



ceases to bear (which, ultimately it will do, in the course 

 of thirty or forty, or perhaps fifty years, according to 

 circumstances — sort, soil, locality, &c.) a process of 



Fig. 32. 



renovation may be recommenced. This consists in 

 cutting back and grafting, or restoring the tree by 

 a new set of branches. Now, if the tree is free from 

 decay in the roots and stems, it may be restored by 







Fig. 33. 



either process, but if the stem is decayed, or inclined to 

 do so, it cannot be renovated, but must be rooted up, 

 and a young one planted in its place. 



