HOW TO DESTROY INSECTS. 75 



over an acre. One or two applications, even when $hs 

 vines and ground are swarming, will rid the pest 

 thoroughly. 



Cucumber-beetli. 



Use Paris green in the following proportions: One 

 part green to six parts flour. Apply when the vines 

 are dry, and scatter just a little over the vines. If 

 too much is spread over, the vines are sure to be killed. 



Codling-moth. 



The following method, suggested by I /of. A. J. Cook, 

 of Agricultural College, Michigan, is the most success- 

 fnl and effectual that can be adopted : 



"Place around the trunk of every bearing tree, midway 

 between the ground and branches, a woollen cloth about 

 five inches wide, and sufficiently long to pass around 

 and lap enough to tack. This may be fastened with 

 one or two tacks. I have usually found one placed in 

 the middle to be quite sufficient. The tack should not 

 be driven quite up to the head. Before this cloth band 

 is adjusted the loose bark should be scraped off. This 

 may be done earlier in the season when time will best 

 permit. The bands should be adjusted by June 20. 

 Under these bands the ' worms ' will secrete them 

 selves. By July 7 the bands around the earliest apple- 

 trees should be unwound and examined, and the larvae 

 destroyed. This can be done by passing the bands 

 s "irough a wrinirer, or by unwinding and crushing with 



