332 



riddle: control of sex ratio 



TABLE 7 



Summary op Parallel Breeding and Chemical Studies on the Eggs of 9' 

 T. orientalis No. 500 X St. alba No. 410— for the Year 1912 













RESULT 







an'l's or 



INC. 



WT. OF 

 YOLK 



SOLU- 

 BLE 











DATE 



Phos- 

 phatide 



Pro- 

 teins 



Ext. 



Ash 



HjO 



Energy total 



4-13 







Broken when found 











4-15 







Brokei 



i when found 











5-26 



159 



2.330 



72.65 



18.32 



25.44 



5.28 



4.85 



57.01 



7405 



5-28 



160 



2.660 



72.45 



17.54 



25.63 



5.25 



2.62 



54.82 



8990 



6- 7 







Only 













Dark & 



6-15 



Inc. 













Dark & 



6-17 







"Verv larefi pee" 









White 9 



6-24 



















No dev. 



6-26 



Inc. 

















Dark <? 



7- 3 



186 



2.026 



71.95 



16.49 



26.00 



3.63 



2.43 



56.05 



6714 



7- 5 



187 



2.330 



72.27 



19.18 



26.55 



3.75 



1.93 



55.22 



7881 



7-15 



Inc. 

 Inc. 

















Dark rf 1 



7-17 















Dark a* 



7-23 



192 



2.422 



72.42 



17.82 



25.88 



3.82 



1.80 



55.84 



8061 



7-25 



193 



2.720 



72.45 



18.88 



25.96 



3.86 



1.81 



55.33 



9296 



8- 2 



Inc. 

 Inc. 



Inc. 

 Inc. 

















Dark & 



S- 4 















Dark <3> 



8-13 















No. dev. 



8-15 















Dark o" 



8-23 



Inc. 

 Inc. 

















No dev. 



8-25 















White 9 



9-15 



Inc. 

















White 9 



9-17 



Inc. 

 259 



2.700 















White 9 



11-29 



73.17 



21.40 



"25.23 







55.52 



9323 



12- 1 



260 



2.715 



73.02 



21.63 



■25.38 







55.39 



9383 











" Calculated. 



