CONTENTS 



Page. 



Introduction I 



Definition of tonus used 2 



Seasonal-history studies of 1909 3 



Time of emergence of moths of the spring 1 rood 3 



Time of emergence of moths of the first brood 4 



Band-record experiments in J 909 5 



Seasonal-history studies of 1910 (i 



Wintering larvae G 



The cocoon of the wintering larva (5 



Variation in size of wintering larvae 7 



Winter-killed larva? 7 



Spring hrood of pupa? 8 



Methods of recording pupation 8 



Time of pupation 9 



Length of spring pupal stage 10 



Spring 1 irood of moths II 



Time of emergence II 



Variation in size of moths of the spring brood 11 



Time of oviposition 12 



Length of life of moths L3 



The first generation II 



First brood of eggs It 



Length of incul >ation II 



First brood of larvae 14 



Time of hatching 14 



Length of feeding 15 



Time of maturity of larva* 15 



Percentages of transforming and wintering larvae 15 



Larval life in the cocoon 15 



First brood of pupa; or summer pupae 17 



Time of pupation 17 



Length of pupal stage 17 



First brood of moths or summer moths 18 



Time of emergence 18 



Time of oviposition 19 



Egg deposition by individual moths 29 



Length of life of moths 20 



Life cycle of the first generation 21 



The second generation 23 



Second brood of eggs 23 



Length of incubation 23 



Second brood of larva? 24 



Time of hatching 24 



Length of feeding period 25 



Time of leaving the fruit , 25 



Band records of 1910 26 



Summary of seasonal-history studies of 1910 31 



in 



