154 ORDER HE MI PT ERA 



the second group matures aufl hibernates and produces a 

 spring brood. 



The control of the cliinch bug is based on the use of barriers 

 between the wheat fields and the corn, and a dust furrow 

 is good, or the placing of n cro]) that they will not feed on, 



I'Ui. lOS.— C'lun.-h l.uu. (Phot.)inicn.^rai.li from Oliio Kxp. 8ta ) 



such as potatoes, between the corn and wheat. When the 

 bugs first go into the corn they stop on the first few rows 

 and when there they may be killed with kerosene emulsion. 

 Rotation of crops is a good thing and the burning of waste 

 grass and weeds in the late fall gets those that li%'e there. 



