INDEX. 



541 



Wheat joint-worm, 361, 362, 369 



straw-worm, 369 



thrips, 50 

 Wheel bug, 201, 458 

 Whirlpool nozzle, 478 

 White ants, 24, 28, 497, 501 



arsenic, 39, 380. 381, 463, 465 



bud- weevil, 296 



fly, 24, 59. 194 

 citrus, 194 



greenhouse, 196, 197 

 iris, 196, 378 

 parasite. 378 



grubs, 240, 244, 245 



peach scale. 170 



sage mealy bug, 130 



shellac, 501 

 White-lined scarabseid, 247 



sphinx, 383 

 Whitewash, 40, 236, 311, 476, 479 



carbolated, 311 



weatherproof, 476 

 Whitney, B. B., 140, 169, 410 



L. A., 325, 494 

 Wild parsnip leaf-miner, 349 



walnut plant louse, 83 

 Wildermuth, V. L., 458, 460 

 Willow scale, 159, 163 

 Wilsie, W. H., 124 

 Wilson, H. F., vi, 88, 94, 99, 263, 301 

 Win t hernia fy-pustulata, 396 

 Wire, 424, 428 



screen, 291 

 Wireworm, sugar-beet, 232 

 Wireworrns, 232. 464 



false, 290 

 Wistaria stem gall-fly, 347 

 Woglum, R. S., 116, 481, 482, 490 

 wolfii, 458 



Wolf's ambush bug, 458 

 Wood engravers, 295 

 Wood-borers, control, 481 

 Woodland nozzle, 155, 405 

 Woodpeckers, 236 



Woodworth, C. W.. vi, 24, 36, 72, 92. 

 174, 259, 278, 341, 369. 379, 380, 381, 

 430, 431, 465, 481, 482, 491 



Woolly apple aphis, 70, 71, 78. 224 

 Worm, cabbage, imported, 455 



corn ear-, 396 



hair, 42 



melon, 430 



railroad, 340 



tobacco, 383, 385 



tomato, 382, 386, 396 



web-, fall, 390, 391 



spotless, 390 

 xanthopsia, 78, 90, 91, 104, 323, 362, 365 

 Xyleborus saxeseni, 314 



xylographus, 314 

 Xylocrius agassizii, 253 



irihratvs, 253 

 xylographus, 314 

 Xylopertha declive, 239 



sat it rale, 239 

 Xylotrechus nauticus, 254 

 Xysticus gulosus, 271 

 Yellow bear caterpillar, 389 



butterfly, sulphur, 458 



jackets, 482 



leaf-beetle, red and, 269 



scale, 108, 184, 226, 227, 376, 377. 

 378, 491, 492 

 parasite of, 378 

 Yellow-necked apple caterpillar, 405 

 Yellow-striped annyworm, 401 

 Yellow-winged grasshopper, 42 

 Yerba-santa mealy bug, 324 

 yerba-sanice, 324 

 ypsilon, 393 

 linear, 125 

 Zamia scale, 168 

 :n in in- , 168 

 zece, 334 

 zelicayn, 454 

 :iin incriiiuiiiii, 217, 218 

 Zinc arsenite, 463, 469 



sulphate. 47U 

 einckenella, 433 

 siziphus, 193. 505 

 eolicaon, 454 



Zophodia dilatifasciella, 123 

 Zoraptera, 24 



See host index in the front for all references t<> plants 

 Figures in heavy black type refer to articles or notes. 



