GRASSHOPPERS AND OTHER INJURIOUS INSECTS OF 1911 AND 1912. 



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Amaranthus " readily 



Willow " readily 



Boxelder " readily 



Elm " readily 



Lilac " slightly 



Soft Maple not eaten 



Methods of Control. 



While experimenting with a poison spray we have at the same 

 time urged farmers to use the old-time hopperdozer, personally 

 showing them in many cases how to make the same, and have also 

 been advocating late fall plowing, poison baits in gardens, but par- 



Fig. 13. Hopperdozer in action. 



ticularly to protect the latter, the placing of flocks of turkeys, which 

 not only have an insatiable appetite for grasshoppers, but are a 

 profitable adjunct upon any farm. Many farmers believe that a 

 grasshopper striking the drenched sheet at the back of the hopper- 

 dozer, or falling into the pan and then getting out, is not killed, and 

 we have been in the habit of assuring them that the slightest drop of 

 oil upon an insect of this kind will kill, and that each one of these 

 grasshoppers is doomed. Mr. Somes' observations this summer 

 would seem to indicate that that statement must also be qualified, 

 and that it must be acknowledged that although short-winged 

 forms or wingless stages that are wet with the oil undoubtedly per- 



