Vlll 



PAGE 



CHAPTER 14. A. D. Imms 105 



. INJURIOUS INSECTS. 



General observations on Insects and their feeding habits. 

 Insecticides and their use. Earwigs. Destructive Cater- 

 pillars of Cabbage Butterflies, and the Currant, Winter, and 

 Codling Moths. The Gooseberry Saw-fly. The Pea Thrips. 

 Wire worms. 



CHAPTER 15. A. D. Imms 113 



INJURIOUS INSECTS (Contd.}. 



Crane Flies; the Pear Midge; the Celery Fly; the Cab- 

 bage Root Fly; the Onion Fly; the Narcissus Fly; the 

 House Fly. 



CHAPTER 16. A. D. Imms 121 



INJURIOUS ANIMALS (Contd.). 



Aphides and their life-histories; preventive and remedial 

 measures. The Apple Sucker. Scale Insects. Greenhouse 

 Pests and Fumigation Methods. 



CHAPTER 17. A. D. Imms 120, 



BENEFICIAL ANIMALS; ETC. 



Birds. The Testacella Slug. Earthworms. Centipedes. 

 Beneficial Insects. The Isle of Wight Bee Disease. Litera- 

 ture bearing upon Economic Zoology. 



INDEX ... ... , '... -.- ... 137 



