GENETICS, JULY 1918 



TABLE OF CONTENTS 



PAGj 



SAX, KARL, The behavior of the chromosomes in fertilization. . . . 305 



HARRIS, J. ARTHUR, Further illustrations of the applicability of 

 a coefficient measuring the correlation between a variable 

 and the deviation of a dependent variable from its prob 

 able value 32! 



EAST, E. M., and PARK, J. B., Studies on self -sterility. II. Pollen- 

 tube growth 35; 



WRIGHT, SEWALL, On the nature of size factors 36; 



ROBBINS, RAINARD B., Some applications of mathematics to breed 

 ing problems. Ill 37; 



ROBBINS, RAINARD B., Random mating with the exception of sister 



by brother mating 39 



