ENTOMOLOGICAL NEWS. 1 
rs, and no harm will result if left in the oven an hour or 
‘Shall be pleased to furnish (free of cost) a sketch of our 
and oven in detail to those interested in the preservation 
ve, upon application, hoping thus to stimulate a more 
‘interest in this very important branch of the study of 
ull be pleased to exchange inflated or live larve with 
c: ee 
- Annihilating the Codling Moth.* 
Por. A. L. Mecanper, Pullman, Wash. 
of se step by step the advances made in the fight against 
co moth is an instructive lesson of the importance of 
d entomology. Here is a pest that for ages has rendered 
st worthless a large percentage of the apples the farmer 
uced. The money loss to the community annually mounted 
emis of dls, and ere the Says of emo 
= The discovery of Paris green and the invention of the spray 
pump crop, but the strength of the spray, 
the number of sprayings nécessary, and the dates of their 
days of Paris green, scarcely forty years ago, it 
’ an achievement to save sixty per cent. of the 
Re to stuty of ¢ sprayings were given. 
re ne? indicated that three 
four sprayings properly timed were all that were needed. 
applications of various insecticides showed that 
"arsenate of lead was superior to Paris green. The advent of 
© Contribution from the Zoological Laboratory of the State College of Washington. 
