56 
When the Apple is trained against the wall, 
all shreds, which are intended to be used again, 
will require to be immersed in boiling water, to 
desti’oy the egg, larvae, or chrysalis, of viu'ious 
kinds of insects, which are often secreted amongst 
them ; also the branches which are cut from the 
trees, at the time of pruning, should be burned. 
By those, and the foreg’oing steps being closely 
attended to, 1 have no doubt that the Apple, one 
of our favourite and most useful fruits, will be made 
productive, and attain to the greatest perfection, 
providing all other proper culture be followed up. 
THE PEAR TREE. 
SiiiMY Larv^, ok Sjlug Worm — This tree 
has a variety of enemies to contend with. The first, 
which I shall endeavour to describe, is one which I 
believe is not very general or common in this 
country. It first came under my notice in 1821, 
and is most probably the kind which Kirby calls 
Slimy Larvae, or at least a very near relation . He 
asserts that it is prevalent in North America, and 
is there called Slug Worm. He says, “ in 1797, 
it became prevalent to such a degree that the trees 
were covered by it, and a breeze of wind passing 
through those on which it abounded, became 
charged with a very disagreeable and sickening 
