X TABLE OF COXTEXTS. 



CHAPTER IX. 



PAGE 



Insects Injurious to Clover 172 



CHAPTER X. 

 Insects Injurious to Cotton 188 



CHAPTER XI. 

 Insects Injurious to Tobacco 214 



CHAPTER XII. 

 Insects Injurious to the Potato 239 



CHAPTER XIII. 

 Insects Injurious to the Sugar-beet 252 



CHAPTER XIV. 

 Insects Injurious to the Hop-plant 269 



CHAPTER XV. 

 Insecticides 284 



