76 DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 



Table IV. — Individual pupation records of the California peach borer. 



Number. 



Date 

 larva in- 

 troduced. 



Date be- 

 ginning 

 to spin 

 cocoon. 



Date 



cocoon 



finished. 



Date of 

 changing 

 to pupa. 



Date of 

 exit of 

 moth. 



Num- 

 ber 



of days 

 spin- 

 ning 



cocoon. 



Num- 

 ber 

 of days 

 from 

 finish 



of 

 cocoon 

 to pu- 

 pation. 



Length 



of 

 pupal 



stage. 



Num- 

 ber 

 of days 

 from 

 enter- 

 ing 

 cocoon 

 to exit 



of 

 moth. 



1 









May 24 

 June 4 

 4 

 4 

 4 

 8 



Julv 6 

 6 

 9 



12 

 12 

 20 







43 

 32 

 35 

 38 

 38 

 42 





2 















3 















4 















5 















6 







June 4 

 July 6 



10 



4 





7 



June 5 



June 26 





8 



9 

 9 



12 

 12 

 





33 



33 





9 













10 



10 



26 



6 



10 







11 



10 

 10 

 10 

 22 



9 



14 



15 



21 



Aug. 16 



2 



3 





29 

 34 

 35 



29 





12 ' 













13 













14 





June 10 



July 9 



June 24 



24 



24 



10 



12 





15 



24 



30 



47 



16 



26 

 28 

 29 

 28 

 Julv 9 

 14 

 14 



2 

 4 

 5 



37 

 36 





17 







18 







19 



25 

 25 

 25 



26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 





2 



11 





35 

 33 





20 













21 







Julv 1 

 2 

 1 

 1 

 2 

 1 

 2 



1 

 1 

 2 



Julv 6 

 6 

 6 

 6 

 6 

 6 

 9 

 8 

 6 

 6 



6 

 5 

 6 

 6 

 5 

 6 

 8 

 8 

 6 

 5 



8 

 8 





22 



17 

 16 

 17 



18 



34 



46 



23 



46 



24 



14 

 14 



8 



8 



34 

 35 



47 



25 



26 



47 



27 



17 





8 







28 









29 



12 



14 



1 



6 



8 



9 



10 



13 



14 



20 



14 



12 



12 



12 



13 



14 



June 29 



July 2 

 o 



2 



16 

 16 

 14 





6 



8 







30 









31 



5 



7 



9 



\0 



16 



17 

 18 



35 

 32 

 32 

 32 

 35 

 35 

 35 





32 













33 













34 













35 



36 



26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 

 26 



1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 



6 

 6 

 6 

 8 

 8 

 6 

 6 

 6 

 6 

 6 



6 

 6 

 6 

 8 

 8 

 6 

 6 

 6 

 6 

 6 



7 

 8 



12 

 6 

 6 

 6 

 6 

 7 

 8 



46 



47 



37 



38 



48 



39 



40 - 



41 



42 



18 



18 



16 



17 



17 



18 



2 



4 



5 



6 



10 



35 

 37 

 35 

 36 

 35 

 35 

 34 

 33 

 34 

 35 

 35 



48 

 48 

 46 

 47 



43 



44 



45 



47 

 48 



46 















47 













48 = 











49 . 













50 



28 

 28 

 28 

 28 

 28 

 28 

 28 

 28 

 28 

 28 

 28 



1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 

 1 



9 

 6 

 9 

 6 

 9 

 6 

 8 

 6 

 6 

 6 

 6 



9 



6 

 9 

 6 

 9 

 6 

 * 8 

 6 

 6 

 6 

 6 



7 

 8 





51 









52 . .... 



18 

 17 

 18 

 IS 

 23 





48 



53 



54 



55 



56 



12 

 14 

 14 

 16 

 16 

 24 

 15 

 12 



6 

 5 

 8 

 8 

 10 

 18 

 9 

 6 



36 

 35 

 35 



38 



47 

 48 

 48 

 53 



57 





58 



59. 



26 



33 



56 



60 



19 



38 



49 



Total 



232 



232 



1,500 



1.007 

















Average 

 (days) 



6.1 



7.3 



34.88 



47.95 



-. 





















