INJURIOUS AND BENEFICIAL INSECTS 



27 



Fig. 42 Asparagus beetle, en- 

 larged about six diameters, with 

 farther enlargement of antenna and 

 front tarsus 



the pest under control then. Young beds and others badly in- 

 fested after cutting ceases should be 



sprayed with poison, or a mixture of 



paris green with plaster or fl-.ur should 



be dusted on the plants while they are 



wet with dew. 

 51 12 spotted asparagus beetle ( C r 1 - 



oceris 12-punctat a). Slate col- 

 ored grubs about ^ inch long or stout, 



nearly cylindric red beetles about 



i inch long, with 12 black spots^ eating 



the more tender portions of the plant. 



Known to occur in the state in several places in the Hudson river 



valley and in a 

 number of widely 

 separated localities 

 in the western part 

 of the state. 



Treatment: same 

 as the preceding. 



iT ^P''W^m^\. r« ■ II ff 52 Red headed flea 



beetle ( S y s t e n a 

 frontalis). 

 Ragged holts and 

 brown spots made 

 by small, jumping, 

 (Sometimes occurs 



in large numbers. 



Treatment: spray affected plants with 



poison or with poisoned bordeaux mix- 

 ture, preferably the latter. Clean culture 



will do much to prevent attack by this 



insect. 

 53 Blister beetles (Epicauta cin- 



erea, E. vittata). Feeding in July 



and August on the foliage of potato and 



other plants, cylindric, soft beetles about 



f inch long and black and gray, or black striped wifh yi^llow 



Fig. 43 12 spotted asparagus beetle: a adult beetle; b larva; 

 c, d enlarged segments (after Chittenden, U. S. dep't agr.. Year- 

 book 1896) 



black, red headed beetles about -f^ inch long. 



Kirt. 44 Red headed lloa bee- 

 tli>: (I hIiowIuk U'K adapted to 

 JinnpliiK — nuirh oiilarKetl, h 

 adult bt'ctlo, onlarged (origi- 

 nal) 



