MANAGEMENT OF FRUIT TREES, &c. 275 



trees; particularly thofe of Pears, Plums, and Cherries. 

 Thefe leaves mull be carefully picked off, and the infe&s 

 crufhed : the trees muft then be waihed with clear lime-water 

 mixed with tobacco-water. This wafhing would be found 

 ufeful when the infect is in its larva ftate, after picking off 

 and cru fhing as many of the caterpillars as poflible. See 

 Caterpillars. (Page 267.) 



Sphinx or Hawk-Moth. 



There are 165 fpecies of this genus, ten of which are found 

 in Great Britain and Ireland. 



The name of Sphinx is given to this genus on account of 

 the lingular attitudes of their caterpillars, who apply the 

 hinder part of their body to a branch of a tree, and hold the 

 reft of it erect, like the fabulous fphinx. Moft of them fpin 

 their cod under ground. The fphinges appear either early* in 

 the morning, or after funfet, and fly heavily and fluggilhly, 

 often emitting a kind of found. Many of the caterpillars are 

 green and fmooth, fome brown, or yellow, and others are 

 fpotted, or have belts. The fphinx may be deftroyed by the 

 fame method as the Phalaena. 



The Pnalama Bombi/.v Nenfliia. - 



The Phakena Neuftria, or Lackey Moth, lays its eggs 1% 

 rings round the branches of fruit-trees, exhibiting the appear- 

 ance of a necklace. Thefe being very hard, and adhering 

 ; clofc to the bark, muft be cut off with a (harp knife, taking 



N n ' care 



