D 



c 

 O 



u= 



o 

 a> 



(A 



o 

 o 



C 

 3 



100 

 90 

 80 

 70 

 60 

 50 

 40 

 30 

 20 

 10 

 



Pioneer 



Marshall 



Mark 

 M.7 EMLA 



M.27 EMLA 

 M.26 EMLA 



Chic-A-Dee 



Rogers 



Figure 1. Trunk cross-sectional area in 1997 of three strains of 

 Mcintosh and one Mcintosh seedHng on four rootstocks. Within 

 cultivar, means without the same letter are significantly different 

 at odds of 19:1. 





a- 



140 



120 



M 100 



0) 

 01 



a 



4) 

 '>. 



> 



J2 



3 



E 



3 



u 



80 



60 



40 



20 



"1 



Pioneer 



Marshall 



1 



Chic-A-Dee 



Rogers 



Figure 2. Cumulative yield per tree (1993-97) of three strains of 

 Mcintosh and one Mcintosh seedling on four rootstocks. Within 

 cultivar, means without the same letter are significantly different 

 at odds of 19:1. 



16 



Fruit Notes, Volume 62 (Number 4), Fall, 1997 



