so 



JOURNAL OF ECONOMIC ENTOMOLOGY 



[Vol. 7 



Experiment 4 



These mixtures were put out in the center of an irrigating ditch, 

 eight to ten feet away from all vegetation. 



Total number of hoppers attracted by various baits: 



Lemon, 423 

 Anise oil, 271 

 Stale beer, 359 



Orange, 267 

 Vinegar, 284 

 KCn, 6 



Experiment 5 



