4 HIBERNATION OF THE COTTON BOLL WEEVIL. 



Page. 



Longevity of weevils after emergence from hibernation 83 



Longevity of unfed weevils after emergence from hibernation 84 



Longevity of fed weevils after emergence from hibernation 86 



Bearing of observations on fed and unfed weevils on the possibility of avoid- 

 ing damage to cotton by late planting 89 



Sex of weevils surviving hibernation 91 



Secondary sexual characters 91 



Proportion of sexes surviving hibernation 92 



Relation of hibernated weevils to food supply 93 



Summary and conclusions 95 



