TABLE 25—SumMary or Lire-History Data. FIRST GENERATION LARVAE REARED IN PICKED APPLES 
7 | 1 | Egg, larva, and pupa. 
| Ege. Larva in fruit | Larva in cocoon Larva. Pupa. Total effective Adult. Total life period 
| | day-degrees. 
Year. Ser, | Perlod {- 
| Perlod Perlod Perlod Perlod Perlod | No. in Sum | -~+ Perlod Period 
No in No in | No. in No. in | No in days. for +o No. In No. in 
| days days. | days. days days stages oz days. days. 
= =I Sa 
Male 14/ 8.0 7 | 24.9 tf 3.7 14 | 27.2 14 | 10.6 14 | 45.9 | 1002 | 999 
1915 |Female 17 | 7.8 9 | 22.4 9 3.6 17 | 27.1 17 | 10.8 17 | 45.7 | 1013 | 1012 
Male and female ol | 79 16 | 23.5 6 3.6 | 31 27.1 31 | 10.7 31 | 45.8 | 1008 | 1006 
Male 37 9.7 $2 | 21.2 32 4.6 33 | 26.0 33 | 10.1 | 37 | 46.0 | 1018 | 1018 30 5.3 30 | 51.6 
1916 |Female 50 9.4 50 | 20.4 49 4.6 49 | 24.8 49 | 10.0 50 | 44.4 | 1005 | 1006 44 6.4 44 | 50.5 
Male and female 87 9.5 82 | 20.7 81 4.6 82 | 25.3) 82]|10.1| 87 | 45.1 | 1011 | 1011 74 5.9 74 | 50.9 
Male 51 9.2 39 | 21.9 39 4.4 47 | 26.4 47 | 10.2 | 51 | 45.9 | 1014 | 1013 30 5.3 30 | 51.6 
aa18 Female | 67 9.0 69 | 20.7 58 4.4) 66 | 25.4 | 66 | 10.2 67 | 44.7 | 1007 | 1008 44 6.4 44) 60.5 
1916 |Male and female) 118 9.1 | 98 | 21.2 97 4.4 113 | 25.8 113 | 10.2 118 | 45.2 | 1010 | 1010 74 6.9 74 | 50.9 
