INDEX TO CIRCULARS 1 TO 
100. Pat | 
Hippodamia convergens, enemy of Macrosiphum pisi.............--- 
Toxoptera graminum.......- sacs 
glacialis, enemy of Leptinotarsa decemlineata.........--- 
Macrosiphum pisi........-.2:-.2.-.- 
parenthesis, enemy of Toroptera graminum 
13-punctata, enemy of Aphis gossypii................-..! 
Leptinotarsa decemlineata.......- | 
’ Macrosiphum pisi............-.. 
Hoffmannia refulgens, fumigation with hydrocyanic-acid gas........ 
Hogs, enemies of nut weevils....-...........-........--- apie Fae) 
Hotcopelte microgastri. (See Horismenus microgastri.) 
Homalodisca coagulata, glassy-winged sharpshooter, mistaken for | { 
Vaya) BU aE LAS ee ea a Bie Se yeep Ce i 
FELOMOLONL LO UNEDIS AN NOUSOS. 4-22 ae ase Soe. ng ee te dees bees 
CONICULIUN SM NOUSESS =o ho ae cso aigeiciecis 2295 cree ere { 
Homoporus chaicidiphagus, parasite of Isosoma tritici..........-.-.--- 
Honeydewarom corm root-aphis-* 26 53-2 akescg seas c ec cenen eee 
HOooKER, W. A., circular, “‘The Tobacco Thrips and Remedies to 
Prevent ‘White Veins’ in Wrapper Tobacco ( Euthrips nicotiane 
EERINa CLS) poppers te a see oes eins one dae ae eke = eines BE EEE RS 
Hop, food plant of A pie QOSSY Dit a soh concen nee eee ee ee eee 
IPROTodon hu mali 2 spans Nese Pee eee eae 
Hopkins, A. D., circular, “‘ Pinhole Injury to Girdled Cypress in 
the South Atlantic and Gulf States”. ._ 
“ Powder-Post Injury to Seasoned Wood 
(PQOGUCtSe teehee ceitecieee ce enee ceed 
(Comntroligeee ns eeeenr coe se feces econ 
“The White-Pine Weevil”............... 
Hopperdozer against grasshoppers.............------------------ ale 
Vellowewaneeqlocustss ee--ee- ae eee eee ere 
Hordeum cxspitosum, food plant of Toroptera graminum.....-..-.-.- 
jubatum, food plant of Toroptera graminum..........--.--- 
murinum, food plant of Toroptera graminum..........-.--- | 
pusillum, food plant of Toxoptera graminum.........--.--- 
Horismenus microgastri, parasite of Microplitis (A panteles) catalpx..| 
Horse-chestnut, food plant of Chrysobothris femorata......-- pas f 
Horse droppings, salt, and Paris green against grasshoppers....___-- 
HOStOLPD EMIMANYSSUS! QQUINGES = H-.2< =. -52- 525-52 2) cece witecenee 
mint. (See Monarda fistulosa.) 
nettle, food plant of Diabrotica 12-punctata..................-- 
Horseradish food plant of Pontiarapz......---------.225----2s08-5 
House centipede. (See Scutigera forceps.) | 
cleaning against carpet beetle.......--. Spt sty Roane Wes hea aaa 
Clophesmmothstes «22 sac ae so «cece. eno a 
MEAS Ae WSs anesc,: < LAD As pee ees - eee eres 
fly. (See Musca domestica.) 
small. (See Homalomyia canicularis.) 
Houses, infestation by Bryobia pratensis.......-..-..-.------++----+- 
CANLENECHULOTIUS soe resis a aes eee 
Speuromiswallow,. 2-200... 0.2 sae | 
COCKROACHES Merc emee eee os cep nisiee Sere ee 
FILES CIT CWLATS ais ay ciefotsratstatatersiciode clei clout { 
NGC TASTVOPSACCHONU Mes oe a\s =! om peace ini oe 
THE TIDCOTISUTLUULOLUS ciaatrs = 21a n= 2 el eee 
Monomorvum minutum.....-.-2-.....-52.s<< 
DIATEONIS. ooo oo gen Rese ore 
Scutigeravorceps, circular: ~~ 2-252. - sete anane- 
Tetramoriwm cespitum ....--2.--2-+--2---2-- 
LET MES: JLAVLDES ve mais n 2 252 aa eee See 
Howakp, L. O., circular, “An Important Enemy to Fruit Trees. 
The San Jose Seale; its Appearance in 
the Eastern United States; Measures to 
be Taken to Prevent its Spread and to 
IDOStNO Walt ecto seks ieee oes Bate. 
“General Work against Insects which De- 
foliate Shade Trees in Cities and Towns”’ 
“House Flies ( Musca domestica et al.)’’... 
“How to Distinguish the Different Mos- 
quitoes of North America’’..... ate matts 
“Tydrocyanic-acid Gas against House- 
HOlGMIMnsects 72 oaielo eens 2 neces atemeiients 
*‘Mosquitoes and Fleas”...............-- 
“Regulations of Foreign Governmenis 
Regarding Importation of American 
Plants Drees ang Mruits2) oa eee eee 
“Remedial Work against the Mexican 
COtLON=DallWWEOVALC ti. eee ac ee eee ne 
“The Army Worm (Leucania unipuncta 
DAB Wis)?? shou nec aoe a nen seat aap 
“The Box-elder Plant-bug (Leptocoris 
CTIVITALUS SAY) ae a- oo aa ee === ee ' 
Oe Page. Figure 
43, ed. 2 Oo eee 
5 5 | 3 
87 UD ieasett aoe 
43 Dillsind aye eee 
85 | Ty eee Bese nas 
80 i ees 2 
7 LDA ee ee 
43, ed.2 ay ee ees 
37,Tev.2 | WM bo oe ah oF ee 
99 | a8 I St ee eS 
6 | 2,3 3 
27 Di loeteceierclera nays 
71, rev. 2,4 | 6 
35 PA ett ne ah SS 
71,rey. 74 epee eae Le 
66, rev. | (3 (Eee een ee 
86) Sule, Senet 
63. 1-5 } 1-2 
80 ht Bae eee 
2 S=4) |: issttcsee 
82 1-4 1 
55 | 1-5 | 1 
| 
83 1-8 | 1-4 
90 1-8 | 1-6 
84 8-9 8 
53 2286 |emantecer ees 
93, rev. Gi are 
93, Tev. OF Sa Goeoceae 
85 Ca Geen ae 
93, rev. SY eae es 
96 iif ee Oe 
32.rev.3 Cp epee 
84 Qilky- wat seems 
92 2) [Pe See 
59 OM si tewees SNe 
60 | tO Peericoes sae 
5, rev. | Sadly sate mee 
36, rev. 5-6 | Seen 
13 | re aaeneacnc. » 
19, ed. 2 Lidl a Sen seer 
47, rev. Uh beeeeee Dose 
47,Tev. Bal ates ieee eee 
51, rev. I-14 > ei 
35 1-8 | 1-6 
71, rev. 1-10 1-9 
49 Ue A eee oe 
28 | Was 1a (ae ee 
34, rev. Le ec cee 
34, rey. UD er 
48 1-4 | 1-2 
34, rev. 1,324 bestest 
50,Trev. | le) Sees eee ee 
| 
3 | 1-10 1-5 
15 | jr ON rea aS 
35 | 1-8 | 1-6 
71, rev. | 1-10 1-9 
40 | 1-7 | 1-3 
46, rev. Feil’. eins eee 
13 Da lee tase. 
41 Bb) 5. = eye a see 
33 | 16h. Sc aseene 
4 | 1-5 1-3 
28 1-3/1 1 
