CODLING MOTH IN COLORADO. 



41 



In Table XXVII and figure 12 will be found the data for the 

 Edwards orchard. As noted therein, the first larval collection was 

 made June 22 and the last November 11, and during this period 

 3,551 larvae were secured. The maximum number of larvae collected 

 at any one time was 250, and this number was successively obtained 

 on July 20 and 23. During the season of 1915, 1,417 moths, or 39.96 



S S Si 8gw | o«o*5:E:8gi5S-* ( -5!5!S58iSg;5 



JUNE 



JULY 



/9U6UST 



Fig. 13. — Percentage of codling moths emerging from band- 

 collected material, Edwards orchard, Grand Junction, 

 Colo., 1915. 



per cent, of the total number of larvae collected, issued from the band 

 material. The percentage of moths emerging from each collection 

 is shown in figure 13. No moths from this orchard emerged in 1915 

 from larvae collected after August 16 In the following spring 976, 

 or 27.52 per cent, of the moths emerged. The remainder of the larvae, 

 32.52 per cent, failed to transform to the adult stage. 



