WORMS DEVELOPING WITHIN THE FRUIT 339 
suitable shelter, and spins its cocoon. Here it may remain until the 
next spring, but in the Central and Southern states there is a second 
brood. The larve of the 
latter often feed merely on 
the surface of the apple in- 
stead of boring into it. 
Control consists in spray- 
ing with arsenate of lead. 
The most important point is 
to apply the material just 
after the blossoms fall, while 
the calyx cup is still open, 
and to direct the spray so 
that the poison will lodge in 
the blossom end of the up- 
turned apples. A second 
Fic. 530.— The time to spray for the Cod- 
spraying ab P veeks : : eo 
spraying about three weeks ling Moth. The calyx still open. Original. 
later, at the time when the 
worms are just hatching, will augment the value of the first, because 
the larve feed a little on the leaf before going to the apple. For the 
second brood in midsummer 
arsenate of lead is used, as 
for the first brood. 
The Lesser Apple Worm 
(Laspeyresia (Enarmonia) 
prunivora Walsh) 
Injury to the fruit of ap- 
ples by the lesser apple worm 
is often confused with that 
of the codling moth, but is 
distinct on careful examina- 
tion. Early in the season 
Fic. 531.— Too late to spray for the Cod- the injury 1s apt to take the 
ling Moth. The calyx closed. Original. form of small cavities eaten 
