GARDEN ENEMIES 



Another insect, the presence of which is 

 due to the destruction of the birds, is the 

 scale. There are two kinds of scale the 

 much-dreaded San Jose* scale and the 

 equally persistent and destructive oyster 

 scale. It is the latter variety which at- 

 tacks my apple and mountain ash trees, 

 and I wage war on this almost invincible 

 foe from spring till fall without any truce. 

 The only time when one has any chance of 

 conquering it is in the winter season, 

 when the trees are bare of leaves; for the 

 insecticide which kills the scale also de- 

 stroys the leaves, and can only be applied 

 in winter. As I am not on the place in 

 winter, I do not attempt to save a tree of 

 any size which has become infested by 

 scale, but cut it down and burn it. But if 

 the scale fastens itself on a small tree of 

 which I can reach every twig, I paint the 

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