128 Fruit-growing in Arid Regions 



demn such a system of thinning. While it does not take 

 the place of hand thinning entirely, it saves a great deal 

 of tedious hand work. 



It is hard to say just how much of the new wood is to 

 be removed, or how much the remainder should be short- 



FIG. 41 . Well- trained Peach Tree, Seven Years Old. Palisade, Colorado. 



ened-in. Probably four-fifths is removed entirely, the 

 amount removed from what remains depending more 

 on the location of the fruit- buds. With the older tree 

 it may be half or even more, while in the young tree it 

 may be necessary to leave the laterals unpruned on ac- 

 count of the fruit-buds being nearer the tips. 



It is a common practice to do the heavier pruning 



