July, 1914.] THE APPLE MAGGOT. 7 



PAGE 



Poultry may be employed successfully, if confined to a 

 limited area in sufficient numbers. In part the value of 

 poultry lies in their ability to find and destroy pupae 

 already in the soil 106 



Experiments with chemicals as a means of killing pupse in 

 the soil failed to disclose measures that may be recom- 

 mended 108 



Emergence of adults cannot be prevented by burying the 

 pupse by plowing, or by cultivating the soil; and proba- 

 bly not by compacting the surface 109 



There is a complex relation between general orchard practice 

 on a farm or in a community and infestation by the 

 maggot Ill 



With winter fruit showing egg punctures at picking time, 

 prompt cold storage is advisable. Delay is likely to 

 result in rapid deterioration 112 



Natural enemies 114 



Recommendations 114 



Bibliography 117 



