95 



Rape as a honey plant, 85. 

 Red scale, fungus attacking, 18. 



notes on, 14. 



remedies for, 19. 

 Red spider, resin wash against, 19. 

 Resin wash against scale-insects, 19. 

 Robber fly capturing boll worms, 47. 

 Rose scale, thymo-cresol against, 44. 

 San Jose scale, enemies of, 22. 



habits of, 21. 



remedies for, 23. 

 Scale-insects killed by fungus, 18. 



of California, report on, 13. 

 Schizoneura, on dogwood, 59. 



lanigera, in Missouri, 36. 

 Scymnus larva destroying, 17. 

 Scynmus sp., larva feeding on red scale, 16. 

 Semiotellus nigripes, colonization of, 64. 

 "Sharpshooters" on cotton,48. 

 Simulium, trip to investigate, 63. 

 Siphonophora avenae, abundance in Iowa, 58. 



in Missouri, 37. 

 Sitones flavescens, abundance in Iowa, 60. 

 Soft scale, notes on, 26. 



thymo-cresol against, 35. 

 Solenopsis geminata, capturing boll worms, 47 

 Spiders, enemies of lace-wiugs, 18. 

 Spraying injurious to honey bees, 86-88. 

 Squash bug, thymo-cresol useless against, 44. 

 Sugar-beet insects, in Nebraska, 10. 



Sweet clover, as a honey plant, 85. 

 Tachina (fly) on Eleodes, 12. 

 Tent-caterpillar, forest, observations on, 40. 

 Tetranychus sp., resin wash against, 19. 



bred from Chrysopa, 17. 

 Thecla pceas, on cotton, 48. 

 Thymo-cresol, as an insecticide, 35, 43. 



useless against Harlequin cabbage-bug, 37. 

 Tipula angustipennis, notes on. 6C. 



bicornis, description of preparatory stages, 69. 

 notes on, 66. 



costalis, notes on, 73. 



oleracea, notes on oviposition, 68. 



trivittata, note on oviposition, 68. 

 Tipulidae, work on, 64. 

 Tortricidse, on cotton, 48. 

 Trichogranima pretiosa, egg parasite of boll worm, 



47. 

 Triphleps insidiosus, enemy of Heliothis, 48. 

 Tussock moth, white-marked, in St. Louis, 39. 

 Uropoda americana, attempts to colonize, 42. 

 Vedalia cardinalis, Icerya subjugated by, 13. 

 Wax, conductivity of, 90. 

 Webster, F. M., report of, 63. 

 Web-worm, fall, Plochionus timidus destroying, 41 



tiger, enemy of fall web-worm, 41, 

 Wheat midge, investigated in Ohio, 65. 

 White-winged Bibio^Bibio albipennis. 

 Yellow scale, thymo-cresol against, 35. 



