328 



riddle: control of sex ratio 



TABLE 5 

 Breeding Records- 



■1914 



(St. 



alba 



d* X) 9 St. risoria 647 (young); 



1913 = 



18 eggs 







Series $ 







Al 



1- 9 



Wt. yolk = 1.515 g. 



9 PI 



7- 1 



White 150 



A2 



1-11 



Wt. yolk = 1.595 g. 



9P2 



7- 3 



White 15-da. embr. 



Bl 



1-28 



Wt. yolk = 1.590 g. 



9Q1 



7- 9 



White 148 



B2 



1-30 



Wt. yolk = 1.685 g. 



c?Q2 



7-11 



Dark 164 



CI 

 C2 



2- 8 

 2-10 



Inf. yolk = 1.445 g. 

 Broken 



9R1 

 c?R2 



7-22 

 7-24 



White 152 

 Dark 172 



cfDl 

 9D2 



3- 5 

 3- 7 



Dark 8-da. embr. 

 White 



?9S1 

 S2 



8- 3 

 8- 5 



White 13-da. embr. 

 Broken 3-da. embr. 



cfEl 



3-19 



Dark 167 



JT1 



8-12 



Dark 174 



cfE2 



3-21 



Dark 180 



9T2 



8-14 



White 164 



9F1 



3-29 



White 154 



U 



8-20 



Yolk = 1.490 g. 



c?F2 



3-31 



Dark 190 



VI 



9- 6 



"Blood circle" 



o*Gl 



4- S 



Dark, killed 5-6 



c?V2 



9- 8 



Dark 170 



9G2 



4-10 



White, killed 5-3 



?cfWl 



9-19 



Dark, dead 10-16 



9 HI 



4-16 



White 153 



9W2 



9-21 



White, dead 10-14 



9H2 



4-18 



White 153 



tfXl 



9-30 



Dark, dead 10-19 



cTIl 



4-25 



Dark 169 



9X2 



10- 2 



White 145 



912 



4-27 



White 154 



Yl 



10-29 



Inf. yolk = 1.845 g 



.11 



5- 5 



3-da. embr. killed 



9Y2 



10-31 



White 15-da. embr. 



.12 



5- 7 



3-da. embr. killed 



Zl 



12-27 



No dev. yolk = 1.870 g. 



c?Kl 



5-14 



Dark 169 



Z2 



12-29 



No dev. yolk = 1.925 g. 



9K2 



5-16 



White 158 









cfLl 



9L2 



5-25 

 5-27 



Dark 179 

 White 164 



9 641 



d"s 



= (170 g.) (cf 170 g.) 

 (5) from 1st = 155 g. 9 's (13) 

 = 149 g. 



cfMl 

 9M2 



6- 3 

 0- 5 



Dark 169 



White 11-da. embr. 



d"s 



(3) from 2nd = 165 g. 9 's 



(11) = 150 g. 



tfNl 

 9N2 



6-13 

 0-15 



Dark 165 

 White 150 



9 647 



rf"s 



= (166 g.) (c?165 g.) 

 (7) from 1st = 170 g. 9 's (5) 

 = 151 g. 



cfOl 



6-22 



Dark, killed 7-13 



rf"s 



(5) from 2nd = 175 g. 9 's 



02 



6-24 



Wt. yolk = 1.968 





(6) 



= 158 gr. 





1st 



18 = 9 c?:9; 9 2nd 18 = 8 



d". 10? 



; (1915 = 11 o":21 9) 



