CULTURE OF THE GRAPE. 



151 



perfectly practicable to supply both these tiers by the 

 single-arm system, as represented in fig. 28; the arms being 



Fig. 28. 



all led in one direction, which will enable us the more 

 readily to lay them down for winter covering. Aside 

 from this advantage, the Thomery plan of two arms, as 

 represented in fig. 24, p. 125, is a good method. Adopting 

 the single-arm system, the vines may be planted in a row 

 one foot in front of the fence, and four feet apart in the 

 row. The first and probably the second season after 

 planting will be required to make the strong fruiting 

 canes, and establish the vines, as directed for the vine- 

 yard. It will be necessary to grow the cane B, fig. 28, two 

 and a half feet longer than the cane A, in order to provide 

 for the extra length of the upright trunk at c. The vines 

 being planted four feet apart, the arms will, of course, be 



