732 



INDEX. 



Sugar-cane Bxid-moth (see Opogona 

 glyciphaga). 



Sugar-cane Fly (see Stenocramis 

 safic1iorivcy)-us). 



Sugar-cane Froghopper (see Tom- 

 aspis saccJiarina). 



Sugar-cane Grubs (see Lepidioia). 



Sugar-cane Leaf-hopper (see Perkin- 

 siella saccharicida). 



Sugar-cane Mealy-bug (see Pseudo- 

 coccus calceolariae and P. sac- 

 chari). 



Sugar-cane Moth Borers (see Dia- 

 iraea saccharalis and Pliragma- 

 tiphila trun«aia). 



Sugar-Pine (see Pinus lamhertiana). 



stdcatus, Gnathotrichus ; OtiorrJiyn- 

 cJius. 



sulcicollis, CeuthorrJiyncJius. 



sulcicrista, Iliotropis. 



.Sulphocide, in preparation of so- 

 dium sulphide spray, 331. 



Sulphur, as a dusting powder, 54, 

 55, 67, 70, 98, 99, 228, 253, 255, 

 291, 344, 348, 394, 415, 442, 449, 

 452; fumigation with, 133, 180, 

 439, 532, 533 ; in sprays, 28, 54, 

 96, 98, 100, 141, 217,^253, 292, 

 331, 385, 400, 405, 449, 470, 511 ; 

 against mites, 67, 70, 98, 253, 

 348, 442, 449, 474 ; as a repellent 

 for mole-crickets, 297 ; and soap, 

 for protecting vines from Pseudo- 

 coccus, 144, 145 ; addition of, to 

 calcium arsenate, 54, 362 ; in 

 preparation of calcium poly- 

 sulphide sprays, 501 ; in pastes, 

 preparation of. 291 ; bellows 

 for applying, 439 ; scorching 

 effect of sprays containing, in 

 hot climates, 28. 



Sulphur, Liver of (see Potassium 

 Srdphide). 



Sulphur Dioxide, fumigation with, 

 against furniture beetles, 160 ; 

 fumigation with, against red 

 spiders, 547 ; for treating dates 

 against Ephestia, 463 ; effect of, 

 on Tetranychus teJarius, 348. 



sxdphurea, I eery a. 



.Sulphuretted Hydrogen, fumigation 

 with, against tobacco pests, 

 224. 



Sulphuric Acid, experiments with, 

 against pine weevils, 259. 



Sulphurous Acid, pines damaged by 

 smoke of, from smelting works, 

 283. 



Sulphurous Anhydride, method of 

 fumigating stored cereals with, 

 548. 



Sumatra, miscellaneous insect pests 

 in, 66, 231, 270 ; pepper pests in, 

 446 ; tea pests in, 37 ; tobacco 

 pests in, 223, 232 ; legislation to 



prevent importation of Helopeltis 

 and Pachypeltis from Java into, 

 38. 



sumatranus, Helopeltis. 



Sunflower {Helianthus annims), 

 Setomorpha mar galaestr iota in 

 stored seeds of, in Java, 223 ; 

 pests of, in U.S.A., 450, 455. 



Sunflower Fruit-fly (see Straussia 

 longipennis). 



supo-ba, CarpopMhoromyia. 



suppressalis, Cliilo ; Diatraea. 



suppressaria, Buzura. 



suppressarius, Biston. 



surinamensis, Pycnoscelus (Leuco- 

 phaea) ; Silvanus. 



surinamum, Achryson. 



suspensa, Conradtina. 



sutor, Monochavtus. 



suturalis, Cossoniis ; Eleodes. 



suturellus, Dysdercus. 



suzukii, Hammoderus. 



Swallows, economic importance of, 

 in N. America, 453 ; beneficial 

 in Britain, 478 ; beneficial in 

 France, 320. 



Swammerdamiaciiprescens, sp. n., on 

 birch in Br. Columbia, 441. 



Swamp Blueberry (see Vaccinium 

 corymbosum). 



Sweden, forest pests in, 89, 90-92, 

 93, 287 ; miscellaneous insect 

 pests in, 89, 92, 93, 94, 145-151, 

 152, 172, 286; influence of 

 meteorological conditions on 

 insect pests in, 89. 



Swedes, Pieris brassicae on, in 

 Britain, 509 ; practically immune 

 to attacks of Pliopalosiplium 

 dianthi in Britain, 508 ; Eitry- 

 dema oleracea on, in Germany, 5 ; 

 Phorbia brassicae on, in Sweden, 

 150. 



Sweet Potato (Ipomoea baiaias), 

 pests intercepted on, in Cali- 

 fornia, 29, 100, 101, 137, 253; 

 food-plant of Helojielt's bergrothi 

 in Belgian Congo, 80 ; Euscepes 

 batafae on, in Fiji, 237 ; legisla- 

 tion against Cylas formicarms 

 on, in Florida, 40 ; Halticus 

 minutus on, in India and the 

 Pescadores, 503 ; measures 

 against pests of, in West Indies, 

 82, 188, 209, 210, 211, 254, 394, 

 414 ; pests of, in Nyasaland, 70 ; 

 measures against pests of, in 

 Philippines, 261, 379 ; pests of, 

 in U.S.A., 82, 268, 414, 453, 

 489, 494 ; Cossonus suturalis in, 

 in Zanzibar, 128 ; Herse convol- 

 ruli on, in New Zealand, 552 ; 

 new weevils infesting, 254. 



Sweet Potato (Dried), Eypotliene- 

 mus ritchiei in, in Jamaica, 210. 



