CHAPTER X. 



Macbeth, "What ! will the line stretch out to the crack of doom I " 



Macbeth, Act iv,, Scene i. 



The writer regrets the necessity of introducing any new pests to 

 his readers, but if we are still spared the visitation of some, time in 

 his course mav brino; them to us. 



The olive is subject to a diversity of maladies, of which some are 

 derived from the action of insects and parasitic plants, others, from 

 meteorological influences, and still others, from improper methods 

 of cultivation, such 'as excessive or defective nutrition. 



The insects which are most harmful to the olive are the followino-: 



o 

 COLEOPTER A— Beetles. 



Apion Vorax 



^lecinus circulatus 



Phloetribus oleae 



Hylesinus oleiperda 



Polycaon confertus Tiviff borer 



HEMIPTERA— Bugs, Lice. 



Psylla olivina 



Coccus oleae Black scale 



Lecanium oleae Black scale 



Cisticoccus pollinii 



Trips oleae. Olive louse 



Aspidiotus Conchiformis Apple scale 



Aspidiotus Rapax Greedy scale 



Aspidiotus Peraeae. Hed Bay scale 



