INDEX. 



705 



snelleni, Psyche. 



Snowberry (see Syniphoricarpus 

 raceriiosus). 



Soap, in sprays, 2, 19, 20, 21, 25, 32, 

 36, 68, 78, 79, 81, 84, 115, 155, 

 159, 166, 171, 175, 181, 182, 183, 

 189, 200, 204, 208, 209, 216, 223, 

 250, 268, 273, 278, 308, 322, 338, 

 340, 342, 360, 362, 365, 371, 376, 

 390, 418, 431, 443, 463, 464, 470, 

 472, 487, 510, 512, 516, 522, 530 ; 

 formulae containing, 2, 15, 301, 

 322, 450, 463, 498^ in formula 

 for adhesive bands, 89 ; etYect of 

 using, with nicotine when com- 

 bined with arsenicals, 342 ; no 

 ■danger from combining arsenates 

 with, 223 ; effect of, as a spreader 

 for lead arsenate spray, 208 ; 

 ■effect of, in insecticides, 115 ; 

 addition of, to derris, 496 ; 

 watering with, against Hylemyia 

 antiqua, 449; and coal-tar, against 

 locusts, 465, 532 ; for sealing 

 injections of carbon bisulphide, 

 etc., 44, 357. 



Soap Bark (see Saponaria Bark). 



sohrinata, Tephroclystia. 



sohrius, Oncopsis ; Tetrastichws. 



Soda, in spray against Nysius 

 vinitor, 200 ; in formula for wash 

 for Saperda calcarata, 301. 



sodalis, Euarthrus. 



Sodium Acetate, effect of boiling 

 Paris green in sokition of, 218. 



Sodium Arsenate, spraying with, 

 against pine pests, 90 ; addition 

 of, to Bordeaux mixture against 

 Sparganothis pilleriana, 191 ; 

 experiments with, against sugar- 

 cane grubs, 110; and miscible 

 oil, spraying with, against boring 

 beetles, 265, 377, 378 ; calcium 

 arsenate preferred to, for orchard 

 use, 305 ; meat saturated with, 

 as a bai^ for Leptocorisa vari- 

 cornis, 493 ; in formula for bait 

 for ants, 523. 



Sodium Arsenite, in bait for AntesUa 

 lineaticollis and Mertilia malayen- 

 sis, 39 ; and miscible oil, as a pre- 

 ventive for Cyllene robiniae, 377 ; 

 in baits for Hylemyia antiqua, 

 171 ; in baits and sprays for locusts 

 and grasshoppers, 36, 87, 263, 

 315, 535 ; in spray against 

 Sparganothis pilleriana, 464. 



Sodium Carbonate, in formula for 

 resin compoimd, 405 ; in formula 

 for spray against Cydiapomonella, 

 463. 



Sodium Chloride (Salt), spraying 



experiments with, against Aphids, 



342 ; in baits for army-worms 



and cutworms, 85, 262 ; and 



(672) 



lime, dusting with, against cater- 

 pillars, 81 ; solution of, against 

 caterpillars, 442 ; in baits for 

 locusts, 162 ; solution of, against 

 Tylenchus tritici, 380. 



Sodium Cyanide, experiments with, 

 against Eriosoma lanigeruyn on 

 apple-roots, 152 ; watering soil 

 with, against Ileterodera radi- 

 cicola, 418; as a soil disinfectant 

 against PopilUa japonica, 101, 

 394, 511 ; in preparation of hydro- 

 cyanic-acid gas, 18, 77, 131, 138. 



Sodium Hydroxide, spraying experi- 

 ments with, against Apliids, 362. 



Sodium Nitrate, as a dressing for 

 oats against Oscinella frit, 70. 



Sodium Polysulphide, spraying 

 apples with, 304. 



Sodium Silicate, effect of, on 

 Tetranychus hioculatiis, 56. 



Sodium Sulpliide, as an orchard 

 spray, 169, 305, 310 ; and calcium 

 arsenate, formula for spraying 

 with, 310; and talc, dusting 

 with, against Aspidiotus per- 

 niciosus, 28. 



Sodium Sulphoricinate, in formulae 

 for sprays against Eriosoma 

 lanigerum, 487 ; effect of, on vine 

 moths, 457. 



Soft Brown Scale (see Coccus 

 hesperidum). 



Soja (see Glycine). 



sojae, Agromyza. 



solanella, Lita (see Phthorimaea 

 operciilella). 



solani, Macrosiphoniella {Aphis) ; 

 3Iyzus. 



solanifolii, Macrosiphum. 



solanina. Aphis. 



8olanophila paenulata (see Epi- 

 lachna). 



Solanum, Phthorimaea operculella 

 on, in France, 486 ; new thrips 

 on, in Uganda, 543. 



Solanum melongena (see Egg-plant). 



Solanum torvum. Aphis gossypii on, 

 in Ceylon, 164. 



Solanum tuberosum (see Potato). 



SolenococcHs, intercepted on avocado 

 in U.S.A., 278. 



Solenopsis debilis, predaceous on 

 Coeliodes inaequalisin U.S.A., 150. 



Solenopsis geminata (Fire Ant), 

 measures against, in tobacco 

 seed-beds in Java, 30 ; predaceous 

 on Murgantia histrionica in U. S. A . , 

 243. 



Solenopsis molesta, predaceoiis on 

 Blissus leucopterus in U.S.A., 34. 



Solidago squarrosa (Golden Rod), 

 Disonycha quinquevittata on, in 

 Nova Scotia, 303. 



solidus, Platypus. 



