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A MANUAL OF MENDELISM 



These figures stand out more clearly when expressed 

 diagrammatically, as on the following page. 



A feature brought out by the diagram is that, 

 while the Ayrshire and Red Danish breeds contain a 

 considerable number of cows giving milk over the 

 4 per cent, standard, few such cows. are found in the 

 Dutch breeds. Clearly the former breeds carry factors 



