36 The Ash-bark Scale. 



health, and in the burning of all dead wood 

 and debris which it is known attracts the 

 beetles. 



There are remedies in the case of isolated 

 trees being attacked, but in a large wood 

 they are beyond the power of the forester. 

 It will be well when ash timber is felled 

 to remove it during the winter from the 

 wood. 



The Ash-bark Scale insect attacks the 

 bark of ash trees. The attack is usually 

 confined to the young and soft bark ; this it 

 pierces with its sucker, and causes injury 

 by the extraction of the juices and by the 

 perforation of the bark. The scales contain 

 the female and eggs, the former being a 

 fleshy, shapeless mass, the latter being 

 crimson in colour, and containing the young 

 scales. 



Its presence is indicative of a constringent 

 state of the bark, brought about by ungenial 

 soil or undue wetness. If this is the ruline 

 cause, there is little prospect of a cure ; but, 

 if the constringency arises from too sudden 

 thinning, the bark may be scraped or 



