CO NTH NTS 



Piige. 



Introduction 91 



History 92 



Distribution 9,S 



Occurrence in Ohio 93 



Extent and character of injury 94 



Life history 95 



Hibernation 95 



The adult 96 



Habits , 96 



Description 98 



The egg 99 



The larva 99 



The pupa 100 



Parasites 101 



Experiments with remedies 101 



Results of experiments 1 04 



Methods of control 105 



Bibliography lOti 



