INFLUENCE OF STOCK ON CION 



159 



the union will be larger. This is well illustrated in Figs. 

 72, 73 and 74. 



Another influence of stock over cion is the early 

 bearing tendency of dwarfed trees. Orchardists every- 

 where recognize this factor and utilize it in a practical way. 

 Pears on quince stock will fruit in three or four years while 

 the standard stock requires from five to eight years. Apples 



FIG. 75. Cross Section through Union of Grafts. A and C, peach on 

 almond; B, English walnut on black. The union is apparently 

 as strong as any other part of the tree. 



on paradise stock will fruit in three years while the same 

 variety on French " crab " will require from five to eight 

 years. In almost every case, this early bearing habit 

 is associated with the dwarfing condition. Also in this 

 same connection it is well to note that dwarfed trees are 

 shorter lived than their full statured relatives. 



Various other known conditions are attributed to this 



