Jul. 233, U. S. Dept. of Agriculture. 



Plate IV. 



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Injury by Boll Weevil to Bolls. 



a, Three larvse in boll; b, emergence hole in dry unopened boll; c, two larvae in boll; d, weevils 

 puncturing boll; e, opened boll, with two locks injured by weevil; /, large bolls severely 

 punctured. (From Hunter and Pierce.) 



