Killing of Plant Tissue by Low Temperature 289 



to eliminate them as promising material for breeding hardy varieties 

 of desirable quality. 



Hardiness of Seedlings. With reference to the opinion some 

 people have that seedlings are, for some unaccountable reason, more 

 hardy than budded fruits, it may be said that in the season of 1911 

 the Missouri Experiment Station was able to secure the percentage 

 of buds killed by two different freezes, one before any buds had 

 swelled and one after some swelling, from seedlings of a number of 

 common varieties, the most important being seedlings of Chinese 

 Cling, General Lee, Elberta and Family Favorite of the Chinese 

 Cling group, Lewis, Early Michigan and Hills Chili of the Hills 

 Chili group; and of the Snow, one of the hardy Green Twig varieties. 

 The following table gives the results: 



