CULTIVATED AREAS AFFECTED BY CURLY TOP DISEASE AND 
BREEDING AREAS OF THE SUGAR BEET LEAFHOPPER, ITS CARRIER 
AREAS WHERE SUGAR-BEET LEAFHOFPEli CAUSES PERIODIC EPIDEMICS OF CURLT TOP DISEASE 
TO SUGAR BEET, TOMATO, CUCUMBER, MELON, SQ.UASH, AND BEAK CROPS. 
WILD LAND BREEDING AREAS OP THE SUGAR BEET LEAFHOPPER FROM WHICH IT MIGRATES TO 
CULTIVATED AREAS. 
CULTIVATED AREAS CONTAINING SOKE WILD LANDS WHERE LEAFHOPPER BREEDS AND TRANSMITS 
DISEASE TO SUSCEPTIBLE CROPS GROWN IN THE SAME OR CLOSELT ADJACENT AREAS. 
EhH /-/9-/93S 
UNITED STATES DEPARTMENT OF AGRICULTURE 
BUREAU OF ENTOMOLOGY AND PUNT QUARANTINE 
