10 



BULLETIN 643, U. S. DEPARTMENT OF AGRICULTURE. 



But in the two plants last mentioned the injury resulting from 

 attack upon the stems may be very serious, and in many cases cause 

 a complete failure of the crop. Figure 9 shows a portion of a canta- 



Fig. 9. — Cantaloupe vine attacked by melon fly in eight places, including stalk, leaf 

 petioles, and young fruit. (Authors' illustration.) 



loupe vine that has been attacked in eight places. So persistent is 

 attack upon cantaloupe in Hawaii that the vine can not be grown 

 satisfactorily except in isolated spots or under cover. 



