828 



INDEX. 



banana in West Indies and tro- 

 pical America, 494 ; notice of, 

 found at Kcw, 45 ; relation of, 

 to geranium leaf spot in U.S.A., 

 492. 



\\"lutcil\'. Avocado (sec Trialeurodes 

 floridcnsis). 



Whitclly, Citrus (see Dialcurodcs 

 citri). 



Whitclly, Cloudy-Avingcd (see 

 Dialcurodcs ciirifolii) . 



Whitclly, Orange (see Dialciiyodcs 

 citri) . 



Wliitelly, Sugar-cane (see Alcuro- 

 lobus barodeiisis) . 



Whitefiy, Woolly (sec Alcurotlirixiis 

 howardi). 



Whitelly-fungus, Brown (see Acgc- 

 riia wehbcri). 



Whitefly-fungus, Red (see Aschcr- 

 sonia alcurodis). 



\\'hitefly-fungus, Yellow (see Asclicr- 

 sonia flavocitrina) . 



\\'hite-lined Sphinx IMotli (see 

 Cclerio lincata). 



White-marked Tussock Moth (see 

 Hcmcrocanipa lcncostigi)ici) . 



Wliitewood (see Tccoma leucoxylon) . 



wiedemanni, Gonyglossuni. 



Wild Cotton Boll Weevil (see 

 Anthonomus grandis var. tliur- 

 beriae) . 



Willow {Salix), food-plant of Stilp- 

 notia salicis, 14, 574, 612; CJiry- 

 somphalus aurantii on, in South 

 Africa, 579 ; new thrips on, in 

 Austria, 417 ; pests of, in 



British Isles, 152, 488 ; pests of, 

 in Bulgaria, 496, 497, 498 ; 

 Lepidopterous larvae intercepted 

 on, in California, 514 ; pests of, 

 in Canada, 14, 179, 228, 259, 581 ; 

 sawllies on, in Finland, 387 ; 

 Haltica ainpelophaga on, in France, 

 209 ; pests of, in Germany, 3, 

 39, 195 ; pests of, in Holland, 

 478 ; measures against pests of, 

 in Italy, 223, 472, 473 ; pests of, 

 in Mexico, 366 ; Mcligcthcs 

 aeneus on, in Russia, 328 ; Stilp- 

 notia salicis on, in Switzerland, 

 612 ; pests of, in U.S.A., 51, 153, 

 338, 356, 434, 458, 483, 574. 



Willow Scale (see Chiu)iaspis 

 salicis). 



Willow W'eevil (see Cryptorrhyn- 

 chus lapathi). 



Wind, inliuence of, on incidence of 

 insects, 6, 58, 172. 221, 231, 263, 

 264, 411, 477, 478, 501, 594. 

 Winncrtzia co)ioru»i, on spruce in 

 Bavaria, 608. 



W^inter Moth (see Cliciiiiatobia 

 briutiata). 



IVini/iciiiia quadripustidata, parasite 

 of Lcpidoptera in U.S.A., 484, 

 577. 



Wirewonns, in Britain, 54, 487 ; 

 on potatoes, etc., in Canada, 124, 

 161, 244 ; in Germany, 258, 27(i, 

 589 ; on vegetables in Russia, 

 327, 329 ; measures against, on 

 cereals in Switzerland, 519 ; in 

 U.S.A., 381, 406, 585; toxicity 

 of organic compounds to, 320 ; 

 (sec Agriotcs, etc.). 



\\'isconsin, blackberry and rasp- 

 berry pests in, 373 ; measures 

 against Enipoasca niali on potato 

 in, 492 ; grasshoppers in, 221, 

 444 ; miscellaneous pests in, 14, 

 372 ; pests of peas and other 

 vegetable crops in, 221, 248, 284 ; 

 precautions against introduction 

 of Pyrcmsta nubilalis into, 372. 



Witch-hazel, Phtlwrima extensor 

 reared from Aphid gall on, in 

 North America, 53. 



Woad, in rotation of crops against 

 Agriotcs lincatus in Germany, 

 387. 



wocbcriana, Enarmonia. 



ivoglunii, A leurocanth us . 



Wolfberry (see Symphvricarpus 

 occidentalis) . 



Wollmann IMixture, timber treated 

 with, against termites, 106. 



Wood Borers, breeding cages for, 

 212 ; factors influencing sub- 

 cortical temperatures of logs con- 

 taining, 437. 



Wood Wasps (see Sircx). 



ivoodi: Acarapis (Tarsonoims). 



Woodpeckers, destroving noxious 

 insects, 103, 200, 201, 289, 568. 



Wood-pigeons, destroying Lygacone- 

 iiiatiis pini in Germany, 614. 



u'oodsi, Haltica {Altica). 



Wood-tar, fruit-trees treated with, 

 against linarmonia ivocbcriana, 

 362. 



Wool and Woollen l"n,l)rics, insects 

 infesting, 2, 5, (^(^, 519, 611. 



Woolly Ajijilc Aphis (see Eriosoina 

 laiiigcriiiii). 



Woolly ]\Iaple Leaf Scale (see 

 Plioiacocciis accricola). 



^Voolly INIeadow Moth (see Uypo- 

 gyinna uiorio) . 



Woolly Whitefly (see Alcurotlirixiis 

 howardi) . 



Wormia suffruticosa, Ilclopcltis on, 

 in Java, 177. 



wroughtoni, A rchotennopsis. 



