INDEX TO CIRCULARS 1 TO 100. 
Atropates collinsi, parasite of Pulvinaria innumerabilis........---.--- 
Attagenus piceus, black carpet beetle. -.....--..-.-:...-....-:------ 
destruction. by coldistorages —.t22- 2552-22... 2... 
Austria-Hungary, laws relative to importation of American plants, 
TESS AT CTT LS are tee oe aioe cee ee ee ts Sess canis delet 
Autographa brassice. the cabbage looper........-......------------- 
ASI GTS TERSO ASAINISH OXAWALDIO saci asco stro minscue ko hence oes cele mes 
ROCCKG DRiSta— DOCCR CHIUIML sees a iaes sigacae sss os.2ssccesecase ens 
clavata, enemy of Aphis gossypii... ..---.22-:----+--222-2-2+5 
cognata, enemy: of Aphis gossy pit... 2226222222202 .2nceece ses 
fuscipennis, enemy of Aphis gossypii......-..-....---------- 
tagens; enemy, of Aphis gossypit.-2 22 3.22525 2 
PE UCTILUES ED apa eee at mene as wae eeniee eons va as eee seaince 
brandenburgiensis probably= Bacillus larve 
burri probably= Bacillus larvz.....-..--..---------ss---++-- 
entomotoxicon, bacterial disease of A nasa tristis 
larvz, cause of American foul brood....................--.-- 
tracheiphilus (see also Neocosmospora vasinfecta). 
transmission by Anasa tristis............----- 
wilt disease of cucurbits, cotton, and cowpeas. (See Bacil- 
lus tracheiphilus and N eocosmospora vasinfecta.) 
Ba Oo PHOTANES APAINSL TOSC-CHaAlen sco =f. 2 0) anaes wins sls ered dosent 
Bagworm ( Thyridopteryx ephemerzformis), circular. ..........------ 
oncatalpats: 2. pee es. neat 
remediess oy 2 oes: 
Bakeries, infestation by cockroaches..................--.----+---+--- 
IBRlOninis COnyce CeNeraACCOUNG 0 20 = seejlsat ae sdeess tes aee ses see 
MEMICWIES eee ese iG See Seay dae hostess anes neo e aaa 
QuBUusNe eneralaccOunt, @ sscceesce ss s22aee see sese sees 
PEMGECIESE = oasis etnies aa Sa ace noses. aah 
MEMIDMTCS as eine we aelae cls fad a6 cock She ghee re 
Balsam apple, wild. (See Echinocystis lobata.) 
Bandimp apainsy fall CankerwOnml ©. - 22.2.2 -+-2ses-- 552255252256 
peach-tree borer........-.---- Wet sade to G Sie aerate 
Springicanker-WOrMmt eo) 52/2 fs se oss wees as cheese 
BANKS, NATHAN, circular, ‘‘Mites and Lice on Poultry”’......--...- 
Bark beetle fruit. (See Scolytus rugulosus.) 
tree. See Scolytus rugulosus.) 
larger fir-tree. (See Hylesinus granulatus.) 
western hemlock. (See Hylesinus n. sp.) 
WIM ip LN jereetan Th ee OO ee ee dae eee dor Seeeraase 
hemlock. (See Cheilosia alaskensis.) 
lowland fir. (See Cheilosia hoodianus.) 
StS PHUC Osa tae eee oa ewes nln ae omee ee 
yellow pine, injury to Pinus ponderosa and P. mur- 
TOGOPETG QTATUVTVUM 2 2212 on oh 3 aio wl noe oe 
little. (See Hordewm pusillum.) 
Barriers against fruit-tree bark-beetle........-.-.--.---------------- 
round-headed apple-tree borer.........-.----------- 
Basket worm. (See Bagworm.) 
Bassus lztatorius, parasite of syrphus flies that prey upon Macro- 
SOE TD LOST Gate dee Se Se 5 See RABE Oe pobre atta tog sderecarts 
Bean fly, colloquial name for Pegomya fusciceps..-.-.-.------------- 
food plant of Aleyrodes vaporariorum......---- OEE 
BAIS GSR PDE he tts fale aisle sacl atal te = simi =e 
(CenESIODUNISS 2 tent aoc cena oe se a= sts eae nacasies 
Macrodactylus subspinosus......-.--------------- 
PEGOIY AY USCCEDS = a> 25 242 sos Sanne os cee eae oc 
Petr UUCHULS GLOVETI ewe ducts 225s e823 aaa te ace 
Beans as trap plants against striped cucumber beetle. ...-.--.--.--- 
Bedbug ( Cimer lectularius), circular.........----------------------- 
hydrocyanic-acid gas as remedy .-.-.--- 
prey of cockroaches...........-..------- 
probable prey of Scutigera forceps....-.- 
POUCA ISS Sa ea ses ns ese e nas cone 
Cireular 
No. 
64 
36, Tev. 
36, rev. 
41 
60 
26 
80 
80 
80 
80 
80 
94 
94 
94 
39, rev. 2 
4 
39, rev. 2 
94 
98 
11, rev. 
97 
96 
{ 15 
97 
51, rev. 
99 
99 
99 
99 
99 
99 
99 
99 
9 
{ 17 
54 
9 
92 
61 
61 
61 
86 
12, rev. 
feta 
{ 93, rev 
29, rev. 
32, rev. 3 
43, ed. 2 
63, ed. 2 
57 
80 
23 
59 
59 
31, rev. 2 
11, rev 
63, ed. 2 
31, rev. 2 
47, TeV 
46, rev 
51, rev 
47, rev 
Bil chy Ons NON 
1-10 
PU 2-2 os =a as 
3,4 
8-10 
7 
12, 14-15 10, 13 
14-15 
