70 



HIBERNATION OF THE ( OTTON BOLL WEEVIL. 



activity of weevils during the winter of 1906-7 and the early beginning 

 for the period of emergence for that season. 



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A comparison of figures 6, 7, and 8 indicates that the period of great- 

 emergence in each locality occurred during March, 1 ( .K)7. The 

 abnormal nature of temperature conditions is shown by the fact that 



