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RENEWAL SYSTEMS. 



it added as much more to its height, and the cane 

 on the left also in the second 

 year grew to half its present 

 length. The third year the 

 vine had the appearance of the 

 figure. The top of the central 

 cane, and the lower half of the 

 left, produce fruit ; and the lat- 

 ter adds to its length, while 



that upon the right forms itself, as in the ahove 



representation, upon which to bear the next season. 

 An easier system of renewal is represented by the 



following. Every alter- 

 nate bud upon the arm 



makes a cane while the 



other bears grapes. The 



next year the former bear, 



and these are cut back to one eye to push a cane 



for the next season. 



The celebrated Thomery system is thus given. 



A wall is erected about seven feet high, and before 



it a trellis is placed. 



When vines are trained upon poles brought 



together at the top, a hoop should be inserted, to 



give opportunity for a free circulation of air. 



The Currant. This fruit should receive an over- 

 sight in the summer to see that no improper or 

 unnecessary growths are made which shall interfere 



