44 INDEX TO CIRCULARS 1 TO 100. 
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eee Page. Figure. 
Soapy water against itch mite of fowls............--...--.---------- 92 AW cote ac (ste cine 
preventive of ill effects from exposure to ‘‘chiggers’’. -. . 77 Lag] ARs Sager 
Soda and arsenite of lime against Colorado potato beetle. .....------ 87 14 on ee 
soap against round-headed apple-tree borer. ........------- 32, rev. 3 Gales sees cet 
TEMEC WiOn CMP Perse eee eee ae ae oie ction eior beec 77 (oy [eee eet 
Solanum cornutum, probable food plant of Leptinotarsa decemli- 
MEAL” oe nals eS See EEE wie Pate eielach = Chee «=n Heleiee 87 2 See oases 
rostratum, food plant of Leptinotarsa decemlineata.......---- 87 OW etiabe eee 
Soldier bug, armed. (See Podisus spinosus.) 
bordered. (See Stiretrus anchorago.) . 
Solidago. (See Goldenrod.) 
Soot against root form of woolly aphis...-.......-...--------------- 20, rev. BW vrataigpetsce'= = s/n 
Sorbus aucuparia, food plant of Aphis sorbi_.........---------------- 81 OA eee wees 
domestica, food plant of A phis sorbi.......---- sansoqndsecrev 81 (es een eae 
torminalis, food plant of Aphis sorbi_........-.--------------- 81 Cie Peer eee 
Sorghum foodtplant oftAlphiswmardise: 2.2.22 seine eee ete 86 7A Ee ers ee 
DULOnOviCa LONG ICOLMIS soe e ne eee eee eles 59 ff eee aa 
Diatrxa saccharalis {larger corn stalk-borer]. . 16 Bh eeee te hee 
ROLOPLENG GTONUITUMNY = one see ee ee eee 85 al es ae ee 
South Carolina, requirements relative to shipment of nursery stock..| 75, rev. 2 f(a |e 
Dakota, requirements relative to shipment of nursery stock...| 75, rev. 2 (fs ote oes 
“Spanier,”’ colloquial name for Blattella germanica........--.------- 51, rev. Dela tae eee 
Sparrow, chipping, enemy of Malacosoma americana......-..------- 98 Oulaseee peewee 
English, enemy of Leptinotarsa decemlineata__........----- 87 AD JE ave PU Be 5.3 
Pulvinaria innumerabilis.......-.------ 64 Sie ec eee 
Spartinum scopanum, food plant of Hylastinus obscurus.......------ 67 Bi ea eneeeeen 
Spathius pallidus, parasite of Chrysobothris femorata. ...-- Joists naateiie 32, rev. 3 1 Pee e sees 
simillimus, parasite of Agrilus bilineatus....-....---------- 24, rev. hl arse aceite 
Spelt, food plant of Toxzoptera graminum........-.------------------ 85 A eas oe aes 
Sphexrophoria cylindrica, enemy of Macrosiphum pisi.......-.------- 43, ed. 2 Of | Ec ee eee 
Sphecius speciosus, range extending northward.__..........--------- 97 OH a NAR eee 
Sphenophorus, resistant to cyanid fumes____...-.--..-.------------- 36, Tev. aN N= Rtg a 
Sphinx, catalpa. (See Ceratomia catalpz.) 
catalpz, same as Ceratomia catalpx..........-.-.----------- 96 Ie Ep Scercns 
Spice bush. (See Benzoin benzoin.) 
Spider plant. (See Cleome.) | 
Spiders, enemies of Leptinotarsa decemlineata__.......--.------------ 87 Lil st) eee 
SChizoneunanlanigen dase eee eer eee ines serie 20, rev. Gi escaey ae Bee 
Spike-grass, marsh. (See Distichlis spicata.) 
Spilochalcis mariz, parasite of Thyridopteryx ephemerxformis....-.-.- 7 7 8 
Spilocryptus extrematus, parasite of Malacosoma americana......-..- 98 Dil asco tease 
SpinachsfoodplantoreA pis Gossypit-sesee a ee a ee eee alae 80 DAES ee ese 
Spirea, flowers, food of Anthrenus scrophulari#__........--.-------- 5, rev. Dea ce eee 
Spirzas, food plants of Macrodactylus subspinosus .......--.-------- 11, rev. A listers Sens 
Spirochzta apis=giant whips of Bacillus larv#___.......-..---------- 94 Seealasacesakotae 
Sporotrichum globuliferum, fungous disease of grasshoppers... ...-.-.-- 84 5-7 | 7 
Spraying apparatus. (See Insecticide apparatus.) 
Spruce, destruction by Dendroctonus frontalis.............--.------- 24, rev. 1 3 
HOS HLECe Ole tsSOdesiStnODI sess er eee eee lecie se eee 90 Cio meee oe 
Sitka, host tree of Parharmonia pice#........--..-.--------- 61 Sh eacer anes 
Sitka spruce bark maggot (probably Chei- | 
LOSID'SD:) > bt ee Same Se sisaseue ss eebente 61 ORS OM eae See 
Squash (see aiso Cymling and Cucurbits). 
aphis. (See Nectarophora cucurbitz.) 
bug. (See Anasa tristis.) .) 
black. (See A nasa tristis.) 
AOOdplamioled gasattristiseeea ses saeco hacer eee eaeeeeeeeeees 39, rev. 2 1) Seon eee 
Digbrovica12-puUnctand oo. sensor eee = eee 59° 2 Ouleee eee ome 
CONGICONNIS S = wn ciniarn cos chee e cece 59 a AE aoe oe 
DIOL LER OMS oe eae a ee eee rer 31, rey. 2 Disab cee Bey. oe 
IMENT SOLUTE OTITIS so alom oes orien ie ea 38, rev. 2 pO ee MAS ae ae 
Hubbard, food plant of Diabrotica vittata..............--..-. 31, rev. 2 2) |2vedseces Je. 
marrow, food plant of Diabrotica vittata__.............------- 31, rev. 2 2 soe wee ae 
vine borer. (See Melittia satyriniformis.) 
Stable fly. (See Cyrtoneura stabulans, Muscina stabulans, and Sto- 
moxys calcitrans.) 
Stagmomantis carolina, range extending northward ...............-.- SV 2 jl ees ce mentee 5 
Stalk-borer, larger corn. (See Diatrxa saccharalis.) 
Starch, eaten! by Lepismasaccharing)..22--+2.---2---- ee enese--- enn 49 OD 2a ress sizrmrcteco teres 
Steamarainsticarpet peetle.+ sea cose ctoe ste ce aceeee aeeceersecmeee 5, rev. Alc cto cheese 
pow der-postibeethestee esa hee Soe wcee semen cece 55 Clb en eee 
Stegomyia calopus, distinctive characters of larva_...-.-...---------- 72 1 il eae Severe ice 
Stenanthium lindenii, fumigation with hydrocyanic-acid gas......... 37, rev. 2 Sl sarctatciopde tae 
Stenomesius aphidicola, parasite of Aphis gossypii_........-..--.-.--- 80 (i Boe socises 
Sticky fy paperagainst house Miess 2: 1 oe owe reese eeclem esc eees { 71 aa 3 Pe rt a wee 
sEOVcals W fh peeMD le oet betes 
Stictonotus isosomatis, parasite of Isosoma tritici..........-....----..- 66, rev. Cy | Eee ees. 
Stink bug, common name for Anasa tristis............--.-+-+---+--- 39, rev. 2 NM Pena aceee ee 
Stipa, green. (See Stipa viridula.) 
viridula, food plant of Toxoptera graminum.......-.---------- 93, rev. Gil eae ee 
Stiretrus anchorago, enemy of Leptinotarsa decemlineata.............- 87 TG SUS Se ee 
Q5 
‘Stomozys calcitrans in houses, mistaken for Musca domestica......... 71 yee 1 4 aed a aeteg 7 3 
? a ’ 
Stored foods, drugs, and vegetables, eaten by Lepisma saccharina. . . 49 Wy Di Nhe ace cereiane 
