PRUNING NURSERY STOCK 



169 



nocuous desuetude," and except as an interesting theory 

 it is rarely discussed today. 



146. Advantages of Stringfellow system. The main 

 points claimed by Mr. Stringfellow for the stub-root sys- 

 tem of pruning are as follows : 1. The saving in hole dig- 



FIG. 120 VARIOUS GRADES OF PEACH TREES 



Caliper (left to right) No. 1, % inch; No. 2, z/ 4 inch; No. 3, 5^ inch; 

 No. 4, y 2 inch; No. 5, ft inch. 



ging; 2, saving in freight to purchaser if trees are root 

 and top pruned at the nursery; 3, corresponding saving 

 in charge for packing ; 4, saving to nurserymen in taking 

 up trees for shipments; 5, reducing to a minimum, 

 through the removal of most of the roots, the danger of 





