24 



KASPBERRIES AND BLACKBEKHIES. 



the canes it so weakens them that when they start in the spring 

 they are very apt to break off as soon as the foliage is expanded. 

 The eggs, which are laid in autumn, are yellow and about one- 

 eighth of an inch long. They are not readily seen when laid, but 

 by the latter part of winter the infested canes take on an unhealthy 

 appearance by which they may be readily located. They should 

 then be cut out and burned. This icsect feeds on leaf lice and is 

 thus beneficial to some extent, but it causes so much injury by lay- 

 ing its eggs in grape and other plants with pithy wood, as well as 

 the raspberry, that it should be destroyed as nearly as possible. 



Fig. 15. 



Fig. 15 — Gall-like swelling resulting from work of raspherry cane-lorer. 



Fig. us.— Snow Tree Cricket. A, Shon-s its method of work in the canes; 

 anegg enlarged with its end still further enlarged. B, The insect that does 

 the mischief. 



Varieties.— There are many varieties of the raspberry offered 

 by various nurserymen, but the following have been well tested 

 and are the most desirable, yet there are many other good kinds. 

 About fifty hills of raspberries will be found suflBcient for the ordi- 

 nary family garden, and it will be most satisfactory to have them 



