43 



Insects near smelting works, XXX, 97. 

 of Porto Rico, XXIII, 88. 

 scarcity of, in New York in 1896, VI, 54. 

 Inspection, in Riverside, Cal., XXII, 83. 

 Ischnaspis longirostris, in Georgia, XXVI, 52. 

 Isocratus vulgaris, parasite of Nectarophora destructor, XXIII, 36. 

 Ithycerus noveboracensis, eating buds of apple and peach, XX, 58. 



in Virginia, XXII, 107. 

 Ixodes pilosus, note on, XXVI, 47. 



reduvius, erinaceus, and margicanum, mention of, V, 262. 

 ricinus, parasite of ground squirrels, V, 262. 

 Kainit, experiments with, against Fidia viticida, IX, 45. 



used against wireworms, XVII, 101. 

 Kansas, insects from, XXX, 84. 

 Kentucky laws against injurious insects, XIII, 18. 

 Kermes galliforaiis, occurrence in New York, VI, 60. 



trinotatus, in Georgia, XXVI, 53. 

 Kerosene against mosquitoes, IV, 18; V, 29; XVII, 56; XXV, 51. 

 and milk emulsion, against San Jose scale, III, 59. 

 soap emulsion, against San Jose scale, III, 58. 

 water, mixture of, XII, 23. 



proportions for use, II, 27. 

 pump, II, 19. 

 whale-oil soap emulsion, experiments with, II, 21. 

 for San Jose scale, VI, 42. 

 use of, XVII, 50. 



pure, VI, 71; IX, 57; XII, 17; XVII, 95. 

 emulsion, against San Jose scale, III, 58, 69. 

 device for preparation of, VI, 93. 

 use of, in California, IX, 59. 

 ineffective against white grubs, XXX, 92. 

 lime emulsion, experiment with, XXX, 37. 

 oil, experiment with, against San Jose scale, III, 69. 

 sprayer, modification of the knapsack, II, 19, 26, 28, 30. 

 Kissing-bug, account of, XXII, 24. 

 Lachnosterna arcuata, XXVII, 75. 



structure and habits of larva, XIX, 74. 

 farcta, injurious to collards, XXII, 107. 



fusca, ineffectiveness of kerosene emulsion against, XXX, 92. 

 Ladybirds, introduced from Australia into India, XVIII, 89. 

 Lfemobothrium atrum, host of, V, 247. 



giganteum, host of, V, 247. 

 hastipes, mention of, V, 247. 

 similis, host of, V, 248. 

 Laemophlceus pusillus, in cereals, IV, 129. 

 Laisser-faire philosophy applied to the insect problem, XX, 5. 

 Laminosioptes cysticola, parasite of fowls, V, 263. 

 Lantern trap, a successful one, IX, 75. 

 Laphygma flavimaculata, in Colorado, XXVI, 79. 

 frugiperda, account of, XXIX, 13. 



damage by, in Ohio, XXVI, 85. 

 effect 'of cold winter on, XXII, 58. 

 in Mississippi, XXX, 31. 

 1899, XXII, 78. 



