APPENDIX 175 



once in three or four years. I should add that the 

 exhauster should be cut down in winter to three or four 

 buds. 



Fig. 29 is a double oblique cordon, formed by 

 cutting down the dwarf tree to two buds, and proceed- 

 ing as for oblique cordons. 



Fig. 29 



Mg. 30 represents a compound horizontal cordon. 

 This should have a central shoot and branches trained 

 from it as nearly opposite as possible. This system 

 has long been used for pears and apples, but not so 

 generally for stone fruits. It is well adapted for 



