INDEX TO CIRCULARS 1 TO 100. 39 
aes Page. Figure. 
Pimpla annulipes, parasite of Malacosoma americana............---- 98 SEINE $5 et 
conquisitor, parasite of Malacosoma americana............... 98 Bis! [ie eng ees ee 
Pree f Thyridopteryx ephemerxformis.......- 97 Gul Sees see 
inquisitor, parasite of Malacosoma americana..............-. 98 NR A 
Thyridopteryx ephemerxformis........- } 97 6-7 6 
‘ d tussock moth and Malacosoma spp... 97 Deen soaseece 
: pedalis, parasite of Malacosoma americana...........-.....-- 98 | ee ee 
Pin borer, girdled-cypress. (See Platypus compositus.) 
orers;sinjury, to girdled cypress-<5-.2+55.s2seses-4-2.acss22s< 82 yo) (A aa la 
OLMIS ANVIL LO PIrdled: CY PLESS=-- cece ses co see tee ke we ue 82 POSH SE 
Pine, destruction by Dendroctonus frontalis......................... | 24, rev. RG. corer 
jackunost tree of Pissodesstrobis 2.252 523, i 90 Sula se eean 
lodgepole. (See Pinus murrayana.) 
prtchy host tree\ of Pissodes strobe -: =... 225-0. 2ose geese soe 90 £3 | [Ba TS ee ivi 
weevil, white. (See Pissodes strobi.) 
white mositiree Of -Pissodes strobt=25. 2500022 -s -ecoececcn ceases 90 1-7 2-5 
__ yellow. (See Pinus ponderosa.) 
Pinhole injury to girdled cypress, circular.................-.--.-+--- 82 1-4 1 
Pinus ponderosa, host tree of Dendroctonus sp..................----- 61 Lt) ee eee 
yellow-pine bark maggot.............. 61 OAS Soe 
murrayana, host tree of bark maggot........................- 61 CO ees Sere a ie 
: ; Dendroctonius sp ss. e Le ee eee 61 Oe ee Se 
Pipiza radicum, enemy of Schizoneura lanigera...............-------- 20, rev. Gy eee 
EBSRORESISUNOOL CITCULAT sea Many oss oa Sec cecia san esene eee toscana eee 90 1-8 1-6 
MEMECIGS Hee eon fe lo tk We Tue ed 90 ToS: peneeeoose 
Pitech-worm, spruce. (See Parharmonia picez.) 
Plantain, food plant of Aphis gossypii...........--.-.-+-+---+++2+--- 80 Sileeasmee ere 
Plant bug, box-elder. (See Leptocoris trivittatus.) 
foliage seldom if ever eaten by cockroaches.-.-..............--- le woolen. 223-2 535 N8S2e2e. 
lice (see also Aphides). 
hydrocyanic-acid gas as remedy ...---.-----.------.--.--- 46, rev. 1 || OPE Re Bee 
louse, apple-root. (See Apple root-louse and Schizoneura 
lanigera.) 
preducts, food of cockroaches... .. 522-222 cce<s--02esesees see = [5 Temes oil Beep eaee eee 
Plaster, land, against striped cucumber beetle....-..-.....---.-...-- 31, rev. 2 (yal epee cea OM 
and turpentine against squash bug’.....-..---.-.....- | 39, rev. 2 Dn |e eeeeons SAE 
impracticable against house flies.......-...-.......-.. { 71 Mics: e SMES 
of Paris against carpet beetle...............--.-..-.-----..- 5, rev. Bul ythee Raa 
cockroaches J5.2 522 22222452 4222252.) | 51, rev. LAW ae ease Oo 
and sulphur against cotton red spider.............. | 65 A Ee 
Platygaster herrickii, parasite of Mayetiola destructor............----. 70 12-13 15 
sp., parasite of Malacosoma americana............-.----- 98 alse tenes SE 
Platygerrhus (?) scolyti, parasite of Scolytus rugulosus...............- 29, rev. (ty eee rss ise 
Platypus compositus, injury to girdled cypress............-.----..-.- 82 2-3 1 
Plowing. (See Cultural methods.) - 
Plowrightia morbosa, food of Conotrachelus nenwphar...........-.-.-- 73 A Nes,. 35 asectalss 
Plum cureculio. (See Curculio, plum.) j . 
food plant of Bryobia pratensis.......--.--.---.-+----+-+-+------ : yee comenenee 
Ghrysobothris femoraia...-2-= 2-222 2252-5s500500 5 CH) |S at 2 
Conotrachelus nenwphar..-..---------------- aac 7 Aaa eee Soe ee 
Diaspis Pentugona: * -- 20-2 -- == 2222 - eae ee eee Beha yee 
Eriocampoides limacina.....-..----------------.- PSI pe Sranh cael aby 
Eulecanium nigrofasciatum.......-.----.-.------- P|] eee ees 
Leptocoris trivitiatus....--.---------------++----- UN ae oes ae Se 
Macrodactylus subspinosus....--..-..------------ 5 7h EES sas) 
TMOGLO COBO THU CIMNET COMM 2 to anlar aie 98 Dah eee ae 
PROVOCONMU MUL. 5 sa he eee | aoe eee ae Rt ee ee ee 
Pulvinaria innumerabilis . ...--- ol ban Seed 
Sanwosescale.s30 2 = ete 85-7 DSi fy eee 
SOUT CLMLOSOR tenes Scere etek sate eenee \ Br Spry © 
COLITIS TAG UO SUS io ees ee ek eee we S 5 DNS eee Salt arate 
Siphocoryne qvuen®....-.-....-------+-+---------- 81 5 Jal LASSE ees 
Plusia brassice. (See Autographa brassicx.) 
Pnewmaculer signifer, distinctive characters of larva...............-. 72 
Poa pratensis, food plant of Toroptera graminum...-.....-.---------- 93, rev. 
Podabrus rugulosus, enemy of Macrosiphwm pisi......---.-----.----- 43, ed. 2 
Podisus cynicus, enemy of Leptinotarsa decemlineata........--..---.- 87 
maculiventris, enemy of Leptinotarsa decemlineata.......- Ba! 87 
modestus, enemy of Malacosoma americana...-.-.-.-..------ 98 
placidus, enemy of Malacosoma americana....-..-..-.------- 98 
serieventris, enemy of Malacosoma americana 98 
spinosus, enemy of Malacosoma americana....- 98 
PONG TOD Benne (- aetna 60 
=—POGISILS TMCULIVENIT IS a= ooo aie oa seen see eee 87 
eoisoniuromcentipede Pies: ss2 2 242. s.aws do Lase occ oceseemcce senate 48 
ivy, food plant of Pulvinaria innumerabilis.....-- Behe Nea 5 Way 64 
Poisoned! bait against: prasshoppers.--.------.----22--25---+<sesao5 84 
Poisoning from hairs of brown-tail catarpillars.............-.......- 58 
Pokeberry. (See Phytolacca decandra.) 
Pokeweed. (See Phytolacca.) f : 
Polistes pallipes and other wasps, enemies of Pontia rapx....-.------ 60 Gol Se ea 
enemy of Leptinotarsa decemlineata........--.------ 87 ab IS) eee eee 
