Bui. 256, U. S. Dept. of Agriculture. 



Plate V. 



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Fig. 1.— A Row of Sprayed Orange Trees Before Picking. [The Tree in Fore- 

 ground Representative of All Sprayed Trees.] (Original.) 



Fig. 2.— View in an Experimental Orchard in California. (Original.) 

 CONTROL OF KATYDIDS ON ORANGES. 



