CODLING MOTH IN COLORADO. 



81 



In figure 35 the graph is intended to show the average daily tem- 

 peratures and the number of first and second brood moths that 



&EPTEm8Eft 



Fig. 34. — Number of codling moth larvae collected from banded trees, Hamilton orchard, 

 Grand Junction, Colo., 1916. 







A 



-A 































A 



A 



V 



■A 



























/so 

 no 



160 



/so 



l-W 



/so 





i 



V 



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V 



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/ 



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V* 



V 



J 



V 



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1 

























ri 















\ 

























1 















V 



I/O 



wo 

 so 



BO 

 70 



eo 

 so 



<K> 

 30 

 20 

 /O 















h 















































































1 





































1 





































1 



\ 

































l\ 



































\ / 



























































































































































































$""! 







1) 



i ' 



J < 











i 



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> 



; 



► S 



s 



1 







g 



SEPTEMBER 



Fig. 35. — Time of emergence of codling moths from hand-collected material, Hamilton 

 and Edwards orchards, Grand Junction, Colo., 1916. 



19552°— 21 6 



