INDEX TO CIRCULARS 1 TO 100. 43 
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Circeat Page. 
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Scymnus caudalis, enemy of A phis gossypii..........--..------------ 80 
cervicalis, enemy of Aphis gossypii............------------- 80 
Schizoneura lanigera...........-------- 20, rev. 
terminatus, enemy of A phis gossypii..........------------- 80 6,7 
Seed corn maggot. (See Pegomya fusciceps.) 
treatment before planting, to repel corn root-aphis.....-.-- 86 
Semiotellus chalcidiphagus. (See Homoporus chaleidiphagus.) 
Senecio, food plant of Diabrotica 1?-punctata............--.-.-------- 59 
MEpsIs PIN ACed In) NOUSESE ee 2 /oa. ook seta acid ealceabeseccseee teens 71, rev. 3,6 
“Serpent,’’ colloquial name for Mermis albicans ..........---------- 62, rev. 
““Seventeen-year locust,’”’ colloquia! name for periodical cicada... -- 30 
Shade tree insects, control in cities and towns, circular-..-.-..-. dade oi Shs 15 1-14 
trees, food plants of Bryobia pratensis............------------ 19, ed. 2 
injury by; buffalo tree-hopper..2.22-2 2. 7-322--s-e2 ae: 23 1-3 
Shaking treatment against American and European foul brood... .- 79 
Sharpshooter, glassy-winged. (See Homalodisca coagulata.) 
incorrect name for Anthonomus grandis......-----.--- { re 
Sheep, host of Boophilus annulatus, circular.........--.--.--------- 91 1-3 
Shepherd’s purse, food plant of A phis gossypii.........--.---------- 80 
Ship biscuits, destruction by cockroaches.............-------------- 51, rev. 
Shot-borer, colloquial name for Scolytus rugulosus........-.--------- 29, rey. 
Shrew, short-tailed. (See Riarina brevicauda.) 
Shrike, loggerhead, enemy of grasshoppers.........-.--------------- 84 
Sigalphus curculionis, parasite of Conotrachelus nenwphar......-.---- 73 
var. rufus, parasite of Conotrachelus nenuphar. 73 
tibiator, parasite of Anthonomus signatus.......----------- 21, rev. 
Silk, damage by Lepisma saccharina...........-.------------------- 4 
Silver fish. (See Lepisma saccharina.) 
Simplocaria nitida, association with Cheilosia alaskensis.......------ 61 
Simpson, C. B., circular, ‘‘The Yellow-winged Locust ( Camnula 
ELLUCLEES CHUM a) hace sean se na tats aise sae ce se eee ee doeitoaae 53 1-3 
Sinea diadema, enemy of Leptinotarsa decemlineata..........-------- 87 
Siphocoryne avenz, enemy of apple.........-.-.--------------------- 81 
PAMETANACCOMMU se eee see aise as cient ace eae 81 3-5 
REMECIES hehe ete eee enlace sieesieace = eee eee 81 9-10 
Siphonophora citrifolii. (See Aphis citrifolii.) 
cucurbite. (See Nectarophora cucurbite.) 
Sirapsainestatiomi by house ants. -0-225--.------22s<sseesesesc-5- 34, rey. 
Sitotroga cerealella, the Angoumois grain moth.........----.------- 36, rev. 
“Skein” centipede, colloquial name for Scutigera forceps.....------- 48 
Skins, food of Trichophaga tapetzella.....-.-.----------------------- 36, rev. 
Skamksyenemiy. of prasshoppers.. 2). Soa so = ae -'s -lalslagewiea es <= 84 
Leptinotarsa decemlineata......-.------------------ 7 
“Slug,”’ colloquial name for larva of Leptinotarsa decemlineata 87 
Eriocampoides limacina......---------- 26 
worms, colloquial name for Friocampoides limacina.....--- 26 
Slugs of strawberry, arsenicals as remedy.....---------------------- 21, rev. 
Smartweed, food plant of Aphis maidi-radicis.......-----.---------- 86 
Diabrotica longicornis....---.------------- 59 
Snake, colloquial name for Mermis albicans.......------------------ 62, rev. 
enemy of grasshoppers........------------ Sot sais et ee enaeaes 84 
worm, colloquial name for Mermis albicans....--..---------- 62, rev. 
Snakes, enemies of Leptinotarsa decemlineata.......-.--------------- 87 
Snuffboxes, breeding place of Musca domestica......---------------- 35 
Soap and carbolic acid against fruit-tree bark-beetle..........-.----- 29, rev. 
‘peach-tree! boren/: 53sec ected se 17 
round-headed apple-tree borer ...---- 32, rev. 3 
caustic potash against round-headed apple-tree borer ..... 32, rev. 3 
London purple against peach-tree borer .......---.--.---- 17 
Paris green against peach-tree borer .....-..--.---.------- 
washing soda against round-headed apple-tree borer 
carbolie acid, Paris green, lime, and clay against peach-tree |f 17 
OTE epe eee ae Mla ten mene 1 MO Tay alee ote aa eee \ 54 
fish-oil (see also Soap, whale-oil). 
against fruit-tree bark-beetle.........-.--------------- 29, rev. 
lnvayagel bias ObRGt Seo nee eereenecde, pecs odoe se 2 5-6 
round-headed apple-tree borer ......--.------- 32, rev. 3 
solutions against melon aphis.........-.--.--------«---------- 80 13-14 
SQUASDE DIPS ete a anaes onal ieeinteaaie eaae 80 
wash against fruit-tree bark-beetle.........-.----------------- 29, rev. 
pear slug. ...- BEI Ob OL Cone OCUC UMD SDERE UT onTace 26 
treatment against San Jose scale__...-..-----------------e+-+-- 42,ed.5 
washes against two-lined chestnut borer_...--...-------------- 24, rev. 
WOOM Vas DMS ee cece ea one aleleinelelaleieeleleleiste sin 20, rev. 4, 5-6 
whale-oil (see also Soap, fish-oil). 
AgaMSPADVlO ADUISs oan ee aee ee ciee ss seco < selaeae 81 9,10 
Coton y; Maple SCRlesse so se. ape sees 64 5 
fruit-tree bark-beetle..........-..----.----..- 29, rev. 
greenhouse white fly...........-..-----.---.- 57 
round-headed apple-tree borer. -.........-.--- 32, rev. 3 
Dirrq eae OTe 3a bd pate aeteetpopek 93, rev. 7,19 
ineffective against strawberry weevil. .-..-....-.-.--- 21, rev. 
BUGS HOP AGRINSE Meas. so. oc cs es an dea am emia sinniciemin a winel= iit 13 
