Pruning. 



19 



in any system of training. Spur pruning, how- 

 ever, is growing in disavor amongst commercial 

 *grape-growers, and the renewal is more or less 

 used in all systems of training. 



Fig. 5 illustrates a renewal pruning. This en- 

 graving shows the head of a vine seven years old, 

 and upon which two canes are allowed to remain 

 after each annual pruning. The portion extending 



from /' to /" and d is the 

 base of the bearing cane ot 

 1892. In the \\intei ol 

 1S92-3, this cane is cut oH 

 at d, and the new cane, e, is left to make the bear- 

 ng wood of 1893. Another cane sprung from /, 

 but it was too weak to leave for fruiting. It was, 

 therefore, cut away. The old sjub, b, f, d, will be 

 cut away a year hence, in the winter of 1893-4. I'^ 

 the meantime, a renewal cane will have grown 

 from the stub c, which is left for that purpose, and 

 the old cane, l> d, will be cut off just beyond it, be- 

 tween c and /. In this way, the bearing wood is 

 kept close to the head of the vine. The wound a 



