INHERITANCE OF FECUNDITY 



181 



concerns fecundity factors. As a consequence not all possible 

 gametic pairings have been made, while for certain combinations 

 a relatively large number of offspring are available. Enough of 

 the possible gametic combinations have, however, been made 

 with Barred Rocks to show clearly how fecundity is inherited. 



A word should be said in regard to the number of offspring from 

 the different matings. The writer would, of course, be glad if 



