INDEX TO CIRCULARS 1 TO 100. 
| Circular 
No. 
f 14 
5 27 
Cotton, volunteer or seppa, and the boll weevil.............-.-..---- 33 
56 
Z 95, rev. 
Cottonwood (see also Poplar, Carolina). 
Aradus sp. under bark of dead tree........-..---- ee ceeis 47,rev. 
injury: by; Cenesa bubalus 2-2 5-3 2 cleaisan ena sees 23 
Oberea schaumii following work of Ceresa bu- 
WELUS Ie Sea Se Oe ee Sw ase eater 23 
location of eggs of Bryobia pratensis............--.------ 19, ed. 2 
ossible host tree of Chrysobothris femorala........--.--- 32,rev.3 
Covering the plants against squash bug....-... RE POSER on emcanicl tee 39, rev. 2 
Strawberry weevills---sceecnn staan cores 21, rev. 
young plants against striped cucumber beetle. ...........- 31,rev.2 
CowbirG  enemysOl prasshOppers na. so ses eee meena ease ecee name 84 
Cow manure and clay against two-lined chestnut borer. ............ 24, TeV. 
Cowpea, food plant of Tetranychus gloveri........-.---.------------- 65 
Crab apple. (See Apple, crab.) 
Cratzegus oryacantha, food plant of Aphis mali..........-...--------- 81 
SOTU Sse ee eee nae ee eae 81 
spp., food plants of Eulecanium nigrofasciatum.....-...--. 88 
Creosote against fruit-tree bark-beetle..............-.-.-----------.- 29, rev. 
iwo-linediehestnut borete=... ...-2-5-+------ sesenees 24, rev. 
WIRTCA ANT eee Atom cee ae = eo oc ais ejeloeisin eivininiela 50, rev. 
Criadle mixture against grasshoppers... sJ2-2 22-32 ss- eee eee cee e ee 84 
Cropropationcarainst polliweevil sos. 222. c a aaincee tases sae: 6 
(6fii] 0) af reqeNs a Ht -{0) ae oe es ei 63, ed. 2 
GCOEnmOOl-aphistes ase, sete Sine ees ore 86 
Stalk-borersts. 522 sasceinse = sso roan Neue 16 
‘lessian flyescchoee sets late es ee se se sane 
JOMMR=W OLN 5-0) 5-c 6 ese eens hess > ea eee see 66, rev. 
western corn root-worm.............---------- 59 
“<Croton bug,’”’ colloquial name for Blattella germanica............-.- 51, rev. 
Crotons, fumigation with hydrocyanic-acid gas...............-.....- 37, rev. 2 
Crow, enemy of Leptinotarsa decemlineata...........---------------- 87 
IMGINCOSOIMNG @ METICONG S222 == soe rote ice airs 98 
malarial parasite thereof carried by mosquitoes..............- 40 
Cuckoo, enemy of Leptinotarsa decemlineata..........----------- ease 87 
black-billed, enemy of Malacosoma americana.............. 98 
yellow-billed, enemy of Malacosoma americana............. 98 
Cuckoos, enemies of Ceratomia catalp®.......-.--------.------------ 96 
PTASSHOMPCISh ass <aitcis= cane sae secs noe ee cee 84 
Cucumber (see also Cucurbits). 
beetle, striped. (See Diabrotica vittata.) 
twelve-spotted. (See Diabrotica 12-punctata.) 
food plant of Aleyrodes vaporariorum............-.-...--- 57 
Dib OR Cw Ae PUTCO 2 224 35) oe 59 
CUCU Se sos aja sare = aiajze\s)e sso 31, rev. 2 
SMEVILOSALYNITIY ONMIS =- 2 2 -c)e += ne sees see 38, rev. 2 
prickly. (See Echinocystis lobata.) 
louse, colloquial name for Aphis gossypii. ....-..........- 80 
CCHIT DE HSCC US WECMICGICS 2 en ae einaictawia « teins imate ease Saat 80 
Cucurbits (see also Cantaloupe, Cucumber, Cymling, Melons, Musk- 
melon, Pumpkin, Squash, and Watermelon). 
foodsplants OA Nts GOSSY Pian ne == oman eee 80 
DRCDTOUCOILONGICOUNISs <= 3. 59 
Culex annulatus Osten Sacken probably= Culex consobrinus........- 40 
SbatUS Rees See eins sc ee cannon 40 
inte SOUT Beach oreo sadebases 20s GE see ene epee mee aases seca 40 
bosest probably= Culer pungens .....-.--.--.------=----2+--.- 40 
SiS eee eat eran ein ears Seance etna cae acres 40 
CHI SUT DT ecco on oc ec a ne baa a OER OSS BE Oe Cen Ee Deer Oncaea ae 40 
distinctive characters of adult..........-..-...... 40 
NV MOMS sere wee ee seen ae SAE NE a See 40 
LOnterrens= Psorophora@ cilintus. 0... = 2 owe wn orc wens scoee 40 
LDENSIS esate see = a Slee setae lee nila aio mem apne CCer ee bt 72 
propably— CulerpuUungEenss q - <= sa = =n jem mee cea eel 40 
SUALUS 225 aan settee ne soe secesien ead incline 40 
damnosus= Culex teniorhynchus....-.---.-------++0----- cece 40 
distinctive charactersiof adults... ..--- <2... -20--nn--scnelene 40 
excitans, Culex annulatus a probable synonym. ..........--..- 40 
distinetivecharacters'of adult. -~..-.-- 5. j- 52. ene | 40 
ane f ONG Wh Doma Se apes Ge ace COR Soe DEE OEE COR ARE bO orieche poeta 40 
distinctive characters of adult.............-......- 40 
fasciatus, distinctive characters of adult....-.........--.---.- 40 
ChalliyieiSe = Sages Ganges soos ee SOOCO Ieee EE eee a= 40 
fatigans, distinctive characters of larva.........--.---.----.-- 72 
S/ERILIGUTIOR LSE ee ae ere aa eee ee 40 
probably= A nopheles crucians.........----------- 40 
PRCT aa GUIS one Sea Se ODOC Oo oe Fae Cea BEBE OTe 40 
SUEUR 2 5 Soid6 see. 2 GCE aa Be ae aaa oOSODr IS CSce ae cee eens 40 
impatiens= Culex consobrinus..--..2---0------2-00---20ececes 40 
Page. 
woe 
