CORN INSECTS 



209 



191. Grasshoppers. The usual means of combating 

 these consist in driving special catching devices, called 

 " hopper-dozers/' through surrounding areas of meadow 

 or weeds, where the grasshoppers congregate. 



FIG. 102. THE CORN EAR-WORM AT WORK IN THE TIP OF AN EAB 

 p OF GREEN CORN. 



