Some Insects Lnjukious to Vegetables 



L349 



April and May. They may be found upon various plants 

 at this early season, but later they attack the potatoes and 

 injure the leaves by eating' cavities in the epidermis on 

 both the upper and under sides. In June or July they lay 

 their white eggs in the soil and the larvae, which are white. 



Fig. 406. — Potato Stalk With Beetle 

 at Work: (a) Beetle; (b) Gri t b, or 

 Slcg; (c) Eggs 



slender, worm-like creatures, seem to live upon the fragments of 

 the seed potatoes and later upon the forming tubers. In some 

 seasons on Long Island, at least, the larva? bore into the potatoes, 

 thereby causing " slivers " to form in the tubers. Moreover, spots 

 or pimples may form on the surface of the tubers where the larva' 



