208 POPULAR FRUIT GROWING. 



til the canes reach the upper wire, after which no further train- 

 ing is given and the summer shoots are allowed to hang from the 

 upper wire. 



In tying the canes, and especially in tying the main arms, 

 allowance should be made for their growth or they may be gir- 

 dled. They should be tied loosely and for this purpose it is cus- 

 tomary to use roping, cotton warp, green Kentucky Blue grass 

 or even willow twigs. 



The One-Cane Spur Renewal Method. 



The one-cane spur renewal method of pruning is a form of 

 the. upright system that is adapted to sections where vines must 



J J 



Fig. 99. Method of forming vine trained on one cane spur renewal 



system. 



be laid down in winter, although some of the Labrusca sorts seem 

 to fruit better when they are not pruned so close as is necessary 

 in adhering to this system. Its chief advantage is that the vine 

 is trained close to the ground where it may be easily laid down 

 and covered with earth in winter. 



Trellis. A form of trellis well adapted to the upright and 

 fan methods may be made by eetting posts sixteen feet apart in 

 the row, and using four wires of No. 12 galvanized iron, putting 

 the lowest one about eighteen inches from the ground, and those 



