Established Fruit Trees 



GREASE BANDING. 



This process is employed by fruit growers to trap 

 wingless female moths, such as the Winter Moth 

 (CheimatoUa brumata). These insects, being wing- 

 less, must climb the trees during autumn and winter 



FIG. 17. Bush Apple, in its third year, showing fibrous 

 roots of the ''paradise '' slock and the point at which the stock 

 was grafted. (Block lent by Messrs. Laxton Bros., Bedford.} 



for the purpose of laying eggs. One moth may lay 

 from 200 to 300 eggs, and a large proportion of 

 these will eventually become destructive cater- 

 pillars. I have seen apple trees entirely defoliated 

 by the " looper " caterpillars of the Winter Moth. 



44 



