CONTENTS. 



Page. 



Introduction 9 



Insects that attack the foHage 9 



The blackhead cranberry worm ( Eiidemis vacciniana Pack. ) 9 



The yellowhead cranberry worm ( Terns minuta Rob. ) 12 



Natural checks 14 



Remedial measures 14 



Flowing the bog 14 



Reflowing 15 



Insecticides 16 



The cranberry tip worm ( Ceeidomyia oxycoccana Johns. ) 17 



Remedial measures 19 



The cranberry span worm (Cleora pampinaria Gn. ) 19 



Remedial measures 20 



Other cranberry leaf feeders 21 



Insects that attack the stem 21 



The cranberry girdler ( Crambus hortuellus Hbn. ) 21 



Remedial measures 23 



Insects that attack the fruit 24 



The cranberry fruit worm ( Mineola vacdnii Riley ) 24 



Remedial measures : 25 



The cranberry katydid {Scudderia texensis Sauss. ) 26 



Remedial measures 28 



Grasshoppers and crickets 29 



Remedial measures 30 



The ideal cranberry bog 30 



178 5 



