February, '14] 



JOURNAL OF ECONOMIC ENTOMOLOGY 



Plate 3 



Fig. 1. The arrow points to a rna.ss of gra.sshopper.s attracted to a teaspoonful of 

 the lemon poison. Others on the way turned back on the approach of the photog- 

 rapher. 



Fig. 2. Grasslioppers descending the sides of an unused irrigation ditch to feed 

 on remnants of poison in cans used for mixing the poison bait. Photo by P. W. 

 Claassen. 



