so BuKEAU OF Faemers' IiS'STITUTES. 



45 Cucumber flea beetle (Epitrix cucumcris). Brownish, gnawed spoti 

 on leaves made by numerous black Jumping beetles about 1-16 inch long. 

 Treatment: Spray vines with Bordeaux mixture. 



4G Squash bug (Aiiasa tristis). Wilting leaves with their under surface 

 infested by greenish young or the large grayish brown stink bugs about 

 % inch long. 



Treatment: place chips and similar shelters near the vines and kill 

 daily the bugs collected underneath. Crush the brownish eggs on under 

 surface of the leaves. 



47 Common asparagus beetle {Crioceris asparagi). Slate colored grubs 

 about J/3 inch long or yellowish and bluish green beetles about 14 inch 

 long eating the more tender portions of the plants. Occurs on Long Island, 

 in Hudson River valley and in the lake regions of the western part of the 

 State. I : I ; | 1 



Treatment: dust young plants when wet with dew with plaster of paria 

 and poison. 



48 12-spotted asparagus beetle (Crioceris 12-pimctata). Slate colored 

 grubs about % inch long or stout, nearly cylindric red beetles with 12 black 

 spots, eating the more tender portions of the plant. Known to occur in the 

 State in a number of widely separated localities. 



Treatment: same as above. 



49 Flea beetle on sugar beets {Systena frontalis). Ragged holes and 

 brown spots made by small, jumping, black, red-headed beetles about 3-16 

 Inch long. 



Treatment: spray affected plants with poison or bordeaux mixture. 



50 Blister beetles (Epicauta cinerea E. vittata). Feeding in July and 

 August on the foliage of potato and other plants, cylindric, soft beetles 

 about % inch long and black and gray, or black striped with yellow. 



Treatment: as the grubs of these beetles are known to feed on the egga 

 of grasshoppers and are therefore beneficial, the adults should be de- 

 stroyed, by spraying affected plants with poison or by beating the insects 

 into pans containing water and kerosene, only when necessary. 



51 Bum.ble flower beetle {Euphoria i7ida). Brownish, mottled beetles 

 about % inch long, feeding in ears of green corn, attacking peaches. 



Treatment: handpicking. 



52 "Wireworms {Elateridw). Cylindric, hard, yellowish brown creatures 

 attacking various plants, frequently injuring planted seeds. 



Treatment: fall plowing. Trapping beetles with poisoned baits. 



53 Stalk borer {Hydrcrcia niteUi). Wilting potato vines and within a 

 brown, white striped, active caterpillar about 1 inch long. Attacks many 

 thick-stalked, herbaceous plants. 



Treatment: burn infested stalks before September. 



