SUCKING BUGS ATTACKING FRUIT OR BUD 



221 



The adult is a very small, black, four- 

 winged fly. Eggs are laid in the de- 

 veloping seed while it is still tender. 

 The grub eats out the contents of the 

 seed, and transforms in the empty shell. 

 A second brood of flies then emerges 

 and lays eggs in the developing seeds 

 of the second crop of clover. The winter 

 is passed in seeds that have fallen to 

 the ground or in those still remaining 

 in uncut heads. 



Clipping back clover to retard the 

 blooming season will give immunity. 

 The heads will not then be in a suitable stage of growth at the time 

 the adults are on the wing. 



Fig. 275.— The Clover Seed 

 Chalcid Fly. Adult, greatly- 

 enlarged. Original. 



y^ % 



Fig. 276.— Work of the Clover ►Seed Chalcid lly, 

 natural size. Original. 



Enlarged to six times 



Plant-bugs attacking Cotton Bolls {Pentatoma ligata Say, Nezara 

 hilaris Say, Dysdercus sutarelliis H. Schf., and others) 



Injury to cotton bolls by various plant-bugs often is imperfectly 

 recognized, though the total damage may be severe. In general, all 



