340 APPENDIX A 



13. The Common Squash Bug, Circular 39, Division of Ento- 



mology. 



14. The Imported Cabbage Worm. Circular 60, Bureau of Ento- 



mology. 



15. Common White Grubs. Farmers' Bulletin 543. 



16. The Chinch Bug. Farmers' Bulletin 657. 



17. The Spring Grain Aphis. Circular 93, Bureau of Entomology. 



18. The Cotton Bollworm. Farmers' Bulletin 290. 



19. The Cotton Worm. Circular 153, Bureau of Entomology. 



20. The Boll Weevil Problem. Farmers' Bulletin 512. 



21. The Ox Warble. Circular 25, Division of Entomology. 



22. Texas or Tick Fever. Farmers' Bulletin 569. 



23. The Horn Fly. Circular 115, Bureau of Entomology. 



24. Repellents for Protecting Animals from the Attacks of Flies. 



Bulletin 131. 



25. Mites and Lice on Poultry. Circular 92, Bureau of Entomol- 



ogy. 



26. House Flies. Farmers' Bulletin 679. 



27. The Stable Fly. Farmers' Bulletin 540. 



28. The Yellow-fever Mosquito. Farmers' Bulletin 547. 



29. Fleas as Pests of Man and Animals. Farmers' Bulletin 683. 



30. The True Clothes Moths. Farmers' Bulletin 659. 



31. Cockroaches. Farmers' Bulletin 658. 



32. The Bedbug. Farmers' Bulletin 754. 



33. House Ants. Farmers' Bulletin 740. 



34. Some Facts About Malaria. Farmers' Bulletin 450. 



35. Sheep Scab. Farmers' Bulletin 713. 



36. Methods of Exterminating the Texas-fever Tick. Farmers' 



Bulletin 498. 



37. Some Insects Injurious to Stored Grains. Farmers' Bulletin 45. 



38. Remedies and Preventives Against Mosquitoes. Farmers' 



Bulletin 444. 



39. The Sanitary Privy. Farmers' Bulletin 463. 



40. The Pear Slug. Circular 26, Division of Entomology. 



40a. The Roundheaded Apple-tree Borer. Farmers' Bulletin 675. 

 406. Hydrocyanic Acid Gas Against Household Insects. Farmers' 



Bulletin 699. 



40c. Flytraps and their Operation. Farmers' Bulletin 734. 

 40d. Grasshopper Control. Farmers' Bulletin 747. 



