FLEA-BEETLES INJURING THE FOLIAGE 265 
blue insects, one eighth to one fifth of an inch long, and rather broad. 
They are able to fly readily and jump quickly. 
uggs are soon laid, and the larvee feed on the surface of the leaves, 
leaving the veins untouched. A pupal stage is passed in the ground, 
and there is a see- 
ond generation in 
midsummer, but 
damage by this later 
brood is not  par- 
ticularly noticeable 
because the foliage 
is relatively more 
abundant. 
To control, spray 
with 4 pounds of 
arsenate of lead 
and 1. gallon of 
cheap molasses to 
50 gallons of water. 
Apply the spray 
early, at the first Fig. 368.— Work of the Grape Flea-beetle. © Or.iaal. 
appearanee of the 
beetles, before they have opportunity to destroy the buds. Where 
only a few vines are concerned, the adults may be jarred off onto 
sheets, if the work is done early in the morning before the beetles 
Fig. 369.—Larva of the Grape Flea- Fig. 370.—The Grape Flea-beetle. 
beetle. Enlarged and natural size. Adult, enlarged and natural size. 
Original. Original. 
