no 



SPRAYING CROPS 



tufts on back. About the middle of July the cater- 

 pillars spin thin, whitish cocoons upon the bark, and 

 a fortnight later come forth as moths. These lay eggs 

 for a second brood, which complete their transforma- 

 tions before winter sets in. The male moth differs 



I 



Apple Leaf 



Denuded by young Web-worms 



greatly from the female moth, the former being winged 

 (e), while the latter is wingless (a). The female 

 crawls upon the top of the cocoon (a) as soon as she 

 emerges from the pupa state, where, after mating, she 

 deposits her eggs in a single mass and dies. 



