44 RIVAL SYSTEMS OF VINE-CULTURE. 



4 Black Hamburg. 



2 Duchess of Buccleuch. 

 1 Muscat Hamburg. 



1 Royal Muscadine. 

 1 Grizzly Frontignan. 



1 White Do. 



3 Muscat of Alexandria. 



For growing in strong heat to keep for winter use : 



6 Tynningham Muscat. 



2 Kempsey Alicante. 

 1 Royal Vineyard. 



1 Burchardt's Prince. 



2 Lady Downes Seedling. 



Where there are plenty of vineries, I would recom- 

 mend such grapes as the Frontignans and Muscats to 

 be grown each in houses by themselves ; at the same 

 time they will do quite well as classed in the lists I 

 have given. 



RIVAL SYTEMS OF VINE-CULTURE. 



While I am preparing the fifth edition of this work 

 for the press, a keen controversy is being carried on in 

 the horticultural journals as to the merits of what is 

 designated the " extension system " of vine-culture, as 

 compared with the " restrictive system," one section of 

 writers maintaining that the proper mode of cultiva- 

 tion, where long-continued vigour and fruitfulness are 

 desired, is to allow one vine to develop and extend till 

 it has filled the house with bearing-wood. Another 

 section as confidently maintain that vines can be kept 

 in perfect health and vigour sufficiently long for all 

 practical purposes on the " restrictive system " of cul- 



