INDEX. 



Aphsenogaster fulva, attacking Pachyrrhina, 74. 

 Apicultural experiments, report of, 83. 

 Anasa tristis, attempt to colonize mite on, 43. 



thymo-cresol useless against, 44. 

 Apanteles glomeratus, advent in Missouri, 43. 



increase in Iowa, 61. 

 Aphelinus fuscipennis, parasite of Aspidiotus 

 convexus, 20. 



mytilaspidis, parasite of San Jose scale, 22. 

 Aphididae, thymo-cresol against, 44. 

 Aphis cornicola, notes on, 59. 



grain, in Missouri, 87. 



maidis, m., 59. 



prunifolia, destructiveness in Iowa, 5S. 



woolly, of apple, in Missouri, 36. 

 Scymnus larva destroying, 17. 

 Apple maggot, in Iowa. 62. 

 Aspidiotus aurantii, food-plants of, 15. 

 notes on, 14. 



citrinus, thymo-cresol against, 35. 



convexus, notes on, 20. 



nerii, notes on. 20. 



perniciosus, notes on, 21. 



rapax, notes on, 25. 

 Beehives, spring packing for. 91. 

 Bee-plant, Rocky Mountain, expts. with, 84. 

 Bees, as fertilizers of plants, 86. 



cellar vs. outdoor wintering for, 91. 



experiments in breeding. 88. 



worker, do they feed drones, 89. 

 Bibio albipennis, wrongly reported injurious, 57. 

 Black smut, caused by Capnodium citri, 19. 

 Black scale, fungus attacking, 18. 



enemies of, 30. 



habits of, 28. 



resin wash against, 19. 



treatment of, 32. 

 Black Tartarian cherry, exempt from San Jose 



scale, 22. 

 Blastobasis iceryreella, feeding on black scale, 30. 

 Blissus leucopterus, in Missouri, 37. 

 Boll worm, broods and hibernation, 46. 



characters and transformations, 46 



distribution and destructiveness, 45. 



food-plants, 46. 



investigation of, 45. 



lights for trapping, 53. 



natural enemies, 47. 



poisoned sweets against, 52. 



ravages mistaken for those of, 48. 



remedies against, 48. 



Brassica campestris var. colza, as a honey plant, 85. 

 Brown apricot scale, notes on, 34. 

 Brown scale, notes on, 26. 

 Bruner, Lawrence, report of, 9. 

 Cabbage butterfly, in Nebraska, 11. 

 thymo-cresol against, 44. 



insects, in Nebraska, 11. 



Plusia=Plusia brassica?. 



-worm disease, 55. 



-worm, increase of parasite of, 61. 



-worm parasite, advent in Missouri, 43. 

 Calocoris rapidus, on cotton, 48. 

 California Lace-wing, feeding on red scale, 17. 

 Capnodium citri, fungus of orange, etc., 19. 

 Capsid enemy of Heliothis, 48. 

 Catocala grynea, an orchard pest, 40. 

 Chamyris cerintha, on plum, 40. 

 Chapman honey plant, expts. with, 84. 

 Chermes sp. ?, on post oak, 39. 

 Chicken louse, thynio-eresol against, 44. 

 Chilocorus bivulnerus, enemy of scale insects, 30. 



enemy of red scale, 15. 

 Chinch bug in Missouri, 26. 

 Chionaspis furfurus, thymo-cresol against, 44. 

 Chrysopa californica, feeding on red scale, 17. 

 Cleome integrifolia, expts. with, 84. 

 Clisiocampa disstria, in Minnesota, 40. 

 Clover hay-wonn, in Ohio, 63. 

 Clover-seed caterpillar in Iowa, 60. 



midge, in Iowa, 59. 

 Clover, sweet, as a honey plant, 85. 

 Clover Thrips=Phlo?othrips nigra. 

 Coccid, post oak, in Missouri, 39. 

 Coccophagus citrinus, parasite of San Jose scale, 22. 



lecanii, parasitic en scale-insects, 26. 

 Colaspis prsetexta, attempt to colonize mite on, 42. 



tristis, attempt to colonize mite on, 42. 

 Conotrachelus nenuphar, in Missouri, 37. 

 Convex scale, notes on, 20. 

 Cook, A. J., apicultural report of, 83. 

 Coquillett, X>. W., report by, 13. 

 Corn, boll worm work on, 49. 

 Corn-rqpt worm, in Nebraska, 9. 

 Cottony-cushion scale, see Fluted scale. 

 Cottony maple scale, in St. Louis, 39. 

 Cow-pea, as trap for boll worm, 52. 

 Crane-flies, bird enemies of, 74. 



report on, 65. 

 Cucumber-beetle, striped, its Uropoda parasite, 42 



twelve-spotted, thymo-cresol useless against, 

 44 



93 



