1312 



Tin: FRUIT INDUSTRY j.\ .Xi:w YORK STATE 



The adult moths are small, having a wing spread of less than 

 one-half inch. They are of a brown color curiously mottled with 

 gray, and, when quiet, closely resemble the bark of the grape on 

 which they rest during the brighter portions of the day. They are 

 most active during sultry nights, although they fly during cloudy 

 days and at dusk. 



Control 



The grape-berry moth is perhaps the most difficult insect of the 

 vine to control, but by proper attention to details much loss may 



FIG. 452. LARVAE OF THE GRAPE-BERRY 

 MOTH FORMING COCOONS, SHOWING Two 

 LARVAE IN DIFFERENT STAGES OF SPIN- 

 NING WITH A COMPLETE COCOON BELOW 

 ( Enlarged ) 



be avoided. Spraying is most important just after the fruit is set, 

 and the most effective material is bordeaux mixture, 4-4-50, to 

 which have been added iVo pounds of soap and 3 pounds paste 

 arsenate of lead. The greatest care must be exercised to cover 



