REJUVENATION OF NEGLECTED TREES 



411 



twenty years old. With peaches, apricots, nectarines, 

 plums and sour cherries, which are considered short- 

 lived trees and moreover are quick maturing, the chances 

 are that in neglected orchards borers, San Jose scale, 

 black knot and other pests may have weakened the 

 specimens so seriously that it will be best not to attempt 

 rejuvenation, but to destroy the trees and make a new 

 plantation on land as far as conveniently possible from 

 the neglected ones. 



319. Vigor of tree is the important point to seek :. age 



FIG. 321 FIRST SEASON'S GROWTH AFTER PRUNING. MEN THINNING 



FRUIT 

 Note new growth and height of tree. 



is merely incidental. Vigor is indicated by the condition 

 of the roots and the branches during winter and the color 

 of the leaves during summer. Unless the roots are good, 



