periods. 



tag" shi 



Hpplos ' ' 



. Illustrating life histon of codling-moth at Olr 

 labeled "pupae" anil "moths" illustrate the n 



eh three-day period the number of females whioh 

 number of the larvae themselves. 



191o, ami temperature and rain-fall records, April to October; all computed by tbrei-uay 

 neh forming and emerging in each such period; those labeled "eggs" and "larvae hatch- 

 'ggs an 1 the number from whose eggs larvae hatched. The figures labeled ' ' larvae leaving 



