TABLE 11— Continued 

 b pr c 



No. 7. Third broods after twenty days at 22°C. 



Xo. 8. Second broods after ten days at 31.5°C. 



No. 10. Second brood after ten days at 21.5 C. 



470A 



9 



6 



14 







118 



79 17 



20 



16.1 18.6 



208 



