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 
eo 
[ 
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. Fig. 275.—The Clover Seed 
Chalcid Fly. Adult, greatly 
Clipping back clover to retard the enlarged: Ofisinal: 
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. 
Fic. 276.— Work of the Clover Seed Chalcid Fly. Enlarged to six times 
natural size. Original. 
Plant-bugs attacking Cotton Bolls (Pentatoma ligata Say, Nezara 
hilarts Say, Dysdercus suturellus 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 
