60 



BULLETIN 932, U. S. DEPARTMENT OF AGRICULTURE. 



Table XLI. — Time of emergence of codling moths of the first brood reared from 

 field material, Grand Junction, Colo., 1916. 



Date of 



Num- 



1 Date of 



Num- 



Date of 



Num- 



Date of 



Num- 



Date of 



Num- 



emer- 



ber of 



emer- 



ber of 



emer- 



ber of 



emer- 



ber of 



emer- 



ber of 



gence. 



moths. 



gence. 



moths. 



gence. 



moths. 



gence. 



moths. 



gence. 



moths. 



June 25 



1 



July 6 



25 



July 17 



40 



July 28 



165 



Aug. 8 



152 



26 







7 



42 



18 



68 



29 



96 



9 



117 



27 







8 



28 



19 



70 



30 



93 



10 



133 



28 



2 



9 



16 



20 



53 



31 



94 



11 



132 



29 



1 



10 



45 



21 



91 



Aug. 1 



110 



12 



77 



30 



5 



11 



41 



22 



125 



2 



111 



13 



72 



July 1 

 2 



17 



12 



72 



23 

 24 



76 

 121 



3 



4 



95 

 76 







9 



13 



51 





3,309 



3 



6 



14 



34 



25 



109 



5 



92 







4 



30 



15 



59 



26 



83 



6 



111 







5 



28 



16 



41 



27 



59 



7 



135 







(^(\jO) •" ^ ^ <\j oj <»> ^ U J 



JUNE JULY AUGUST 



Fig. 24. — Time of emergence of codling moths of the first brood from band-collected 



material, Hamilton and Edwards orchards, Grand Junction, Colo., 191(3. 



