INDEX 



481 



Horse radish, 393. 



Hot water, 328, 329. 



House fleas, 192. 



House-fly, 34, 39, 40, 42, 43, 44, 45, 



266, 267, 268. 

 economic status of, 39-44. 

 Howard, C. W., 311. 

 Howard, L. O., 261, 305, 469. 

 Humidity, 216. 

 Hunter, W. D., 197. 

 Hyalomma aggyptium, 254. 

 Hyalopterus arundinis, 354. 

 Hydrocyanic acid gas, 166, 168, 169, 



171, 215, 216, 249, 383, 399. 

 Hydrocyanic acid and carbon di- 



sulfid gases as fumigants, 214- 



218. 

 Hypericum mutilum, 289. 

 Hypouomeuta padella, 305. 

 Hymenopterous parasites, 123. 

 Hypo, 97. 



Iguanas, 255. 

 Indian meal moth, 168. 

 Injurious insects, 33. 

 Insect behavior and its economic sig- 

 nificance, recent work in, 223- 

 230. 

 Insect behavior (bibliography), 230. 

 Insect photography and photomicrog- 

 raphy, 89-94. 

 Insectary, 56, 59, 60, 61, 62, 63, 64, 



180, 389-390. 

 Insects and legislation, 342-45. 



relation of, to human welfare, 

 313-24. 



of the year in Georgia, 206-210. 



of the year in Iowa, 210-212. 

 Ipomcea, 430. 



Iridomyrmex, humilis, 174, 181, 324. 

 Ivy, 348. 

 Ixodes, 421. 



cookei, 253, 254. 



ricinus, 256. 



scapularis, 253. 



signatus, 464. 

 Ixodoidea, 251. 



Jack rabbits, 252. 

 Jenne, E. L., 367. 

 Jones, P. R., 87. 



Journal Economic Entomology Pub- 

 lishing Company, 467. 

 June bug, 363. 



Kellogg, V. L., 471. 



Kermes, 207. 



Kerosene, 179, 202, 328. 



Kerosene emulsion, 128, 131, 192, 193, 



202, 208, 212, 213. 

 Knot grass, 393. 

 Kreso, 328. 



Kiloscale, 172. 

 Kumquat, 283. 



Lace-wing flies, 204, 221. 

 Lachninae, 385. 

 Lachnosterna, 64. 

 Lachnus agilis, 385. 



occidentalis, 300. 



pini-radiats, 299. 



species, 385. 

 Lactic acid, 226. 

 Lady beetles, 273, 306. 

 Lantana, 430. 

 Lantana bug, 430. 

 Lappa officinalis, 393. 

 Large black ant, 211. 

 Larix americana, 353. 

 Lasioptera cassise, 287. 



clarkei, 287. 



danthoniae, 287. 



galeopsidis, 287. 



murtfeldtiana, 288. 



riparia, 287. 



spiraeafolia, 287. 



virginica, 287. 

 Lasius aliena, 203. 



niger, 203. 



niger americanus, 30. 

 Lead arsenate, 147, 155, 156, 157, 158, 

 243. 



sulphide, 133, 135. 

 Leaf hopper, 57, 58, 79. 

 Lecanium caryse, 442. 



cerasifex, 444. * 



cockerelli, 443. 



corni, 441, 442, 443, 444, 446. 



magnoliarum, 441, 448. 



nigrofasciatum, 446. 



olese, 466. 



persicae, 441, 447. 



pruinosum, 442, 446. 



prunastri, 446, 447. 



quercifex, 445. 

 Lemon, 283. 



Lepidosaphes gloveri, 220. 

 Leprosy, 43, 321. 

 Leptinotarsa decemlineata, 235. 

 Leptus, 342. 

 Lesser apple leaf-folder, 211. 



Apple worm, eggs and stages, 

 237-239. 

 Lettuce, 219. 

 Levison, J. J., 363. 

 Leucodesmia typica, 237. 

 Lice, 266. 

 Lilac, 393. 



Lime-sulfur mixture, self-boiled, as a 

 summer treatment for San 

 Jose scale, 130-133. 

 Lime-sulfur wash, 171, 172, 173, 192, 

 193, 206, 207. 



