Ont EN TS. 
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Kecation and climate ofthe Hawaiian Tslands=.:::.22.2.5 4-5 224-222 2<¢2--. 9 
Mire neeanAan dustry inbiawalles sas oeme saat ee coho starch eee meme ack 9 
PecIERCAMCSUIBEC IS Sen ee sere ee ee ere eee Nee ce oi ca Me Sona ee 11 
The sugar-cane leafhopper (Perkinsiella saccharicidu Kirk.)........-------- 12 
IDWS OU AOS. ao) ae aes e SS ee ASS HAN SS Bic es area Aenea Rees rere ere 12 
Appearance of the leafhopper in Hawaiian cane fields.....-....-.-..-- 12 
IMescriptionol thes leathop Pers. cas25-oe setae ste soya se hee ee osmeee 13 
DispersionOr, thesleatnO PpEl= Jara =~ aes acs cos + SRE oe oe ese 4S 14 
hifeshistonypan daha: eset a loos ee olson wis aaa coisa 15 
Symptoms of leathopper injury: -+-..2-:.2...52225-5-258 awe Mies ae 17 
Characteroiatajunyeto une canerss.2 secs Osama wee skh bee eee 18 
1 Sp ASU a TAOVE TT DU NE Dest as Net e, SPN pha 19 
Factors responsible for the outbreak of 1903..........--.-.---------- 20 
‘Theleathoppersand beekeeping? - oo. 5 cee s sien see sees s-igsen 20 
ContronontmevleathOp Pers Anse ste sac nce Sens a 9a8e 2 odometer eee 22 
DiRee eMC ASUCCRe Sate te ee noe Sao eee Ns ein evaer eee 22 
ISC@MICId ext seats no. = oe cee en te. Se Ae eienis cae See tee 22 
Collectioni bi Meise sites soe 2 Ses See on selene eee aces aoe ee 22 
Cutting and burning in the infested centers. ...............-- 22 
Derip pimepumetled ves eters so seecia. soos oe Panes okie oe 2 23 
Burning of trashsatter harvesting=.-.22...02J22255-5< 2-2-2: Za 
NEN GERE Ch sn CARES Sa etnsete nett eae ee 8 ros earn ask raul ea 23 
Selection of varieties of cane for planting....-..........-...-- 23 
Cullturalimethodsronsthesplantatianes sees esses eee eee 25 
Diversification ObuChOpsee-weae se ie tec oe ba ioe eset 26 
Control of the rind disease of sugar cane......-..-.--------- 26 
INeiuraenonites=ere sees Rule see tie ei sas ee ais o Sse aie ss Raine 28 
Species already present in the Hawaiian Islands.........-..-.---- 28 
Peels lemmTOCUChHOUS sane eens. en see Steeda pen ws anes Aone 29 
ve bbe Cae Cles emery ee See felis ge tastes aN eet non cteaiels oie ae SE 34 
The Hawaiian sugar-cane borer ([Sphenophorus| Rhabdocnemis obscurus 
IRGVEG|:)) Sacsac codes Sa Oe Meso Ge oOo eee cht Se ae ee An een eee 35 
Cree Min HATAGTETISEICH <2 oe a2 ee 6 oie Aas doses Ha See ess ae eels 35 
AD ict Mhiotmeee naa Oe we ae Oe ont Sot Reh ne ke eee aoe cone ote 36 
PN eenER Nae UMW ET A WAIL yee hte eae Sree Seeeroele Ahn nein cee ens Om or aes 36 
Pienhishosgymamdoha bits: .22 02 oe Se ee es 55 ok dee are os Be Ss aa 
Cominolamean thes see ne ae. rc teens ee! ee ec fate Poe sada seis 39 
Nelechamon vances Tor PIANtING- 2. i. os onsne se wins oe viele ed 39 
Risin ee eres ear Sook: oes SSL G Se eee sie wee 39 
BURNIN ovo traghieseots- e-waste ook 2 oo Sete Seater 39 
Selection: of monimigmed seed cane... 5 j220252— sso es Se oe ee = = 39 
iPiekin gt andeWalitinge seme tales ote earn eae: cit Gc 39 
Riclated ispecies: 25. cc snirs ect eae oer erate oct salaries 40 
The Hawaiian sugar-cane leaf-roller (Omiodes accepta Butl.)........-.---- 4] 
Bari history in the: Hawalianisiandss= oe. 20-1. sony io00s soccer ese. 4] 
Control measures aes. cha 5 ee ee ale ok HOE acto feces Seed oe 41 
LEST SGS) 0 A SS? SoS es a re 41 
