II 



(U'sl nu't iiMi of lln^ youiii;, tlu- luiriiiiii; oxtT oi _u,rMss-lau(ls alter tlu^ xoiiiii;- 

 lin\(> liatchiHl, Iho coUoi'lion o\ i\\v cji'ii' n\assi>s wluMr ihfst> lia\o Ihhmi 

 al)uiulantl\' lU^posittMl, poisoniiii; lu>a\ily the mihM' rows of corn with 

 arstMiii- or I'aiis >;iiH>n, ilisii-ilnitiui:; alon-; [\\c ril_iii>s of tl\o licKl nuantitios 

 of poisonril ln>i-si^-ilioi)piniis, tho so-i-alU^l (,'ritKlk^ inixtuiv, ami ratrhinji- 

 {\w insoi'ts in inc>ailo\vs ami pastuiv-* by the uso of (ht^ " hopprr-div.or." 

 'riu> most iininn-taiil oi thcsi> proct^ilnrrs will 1h> im>iv full\- discusstHl on 

 anothor page. 



\i itntplcra: lh(uj<>n-llits, Liicf-iriniis, ttr. No iusi'ft iiijui-ious to 

 t'oni lH>loni2,-s to tlu' i>i\Um' Wiiropttnt . whirh, in fact, mvd ho n\(M>tiom\l 

 in this connoctit>n t>nly [o say thai (ho i>ccasional alnimlanco in covw 

 tioKls oi tlu^ (h^licatt> and intorostin«i' laco-winu' ily {('hrtisopa) is to ho 

 conniN'tinl with tho occuriiMico o\ plant-lico thoi'O, iijH>n which hoth 

 lar\al ami adiilt laco-winp< ivi\\. Tho wini^oil insoots wo ha\t^ foiuid in 

 corn lioKls oatinii; tho spoivs oi funui. ilu> surfaoo hairs oi {\\c U\if, and 

 other dolicati^ \ouolahU> tissnos. 



Avuri: .U/Vo". — Tho initos con\nu>uly Uninvn a^ tho rod spidors 

 {Tdrani/chux hitnartilaltt,^ and 7". niodtstus) havo hoon raroly fonnd injii- 

 rions to tht> yoinii^ corn loaf, cansini^- a rnsty or hrownish dist'oKu'ation. 

 This injury to corn soonis to havo Ihhmi too raro. howo\or. o ho win-thy 

 of sjHH'ial attontiini, alihonu:l\ (ho w ido-sproad distrihution and div^triu'tivo 

 oapai'i(y of thoso insoi'ts sni;i;ivst tlu^ possihility that thi\\ nta\- ho rospon- 

 sihlo for ii'roa(or injury to this plant than has hoon attrilnUod to thoni. 



M ifraipoiht. Sovoral spocios oi n\illi[>ods and coutipods aro ooca- 

 sitMially orn'ountortnl in coin tiolds doinii; a sliuh( and infivquon( injury 

 only, hy i^nawinu into tht> konu^ls honoath tho husks. Tho\- aro most 

 lik(My to injuio oars which touch tlu^ ii,'round. Inu soniotiuios clinth tho 

 stalk as much as two or ihroo fool. 



TuK C\iKN iNsivrs (Jiun Tin uooiumno. ro ruKin Moonomio 



Imtoi; r VNOK. 



'V\\c nunthor oi insocls int'ivstiuii I'orn is so vory laruo. and tho propor- 

 Uon oi thorn which aro soriously injurious to that crop is oom[>arativoly 

 so small, that it is nocossary, for prai'tical roasous, to soparato tho impor- 

 tant insects from tho rou\aindor in this discussion. 1 ha\o consoquontly 

 divided tho ontiro list oi corn insocls into thuv iirou[>s. according- to 

 tlioir oconomic in\portam'0, phu'iug in (ho tirst grou[> oi " tho more imjnu'- 

 lant com insei'ts " tln^so whii-h do :<o serious an injury to the crop lliat 

 ovory om'n grow or should kuinv tho principal facts ooi\coruing thorn as 

 an ossontial part of his knowlodgo of farming: ii\ tho sooond grou[\ of 

 ■■ the loss important " insei'ts. those which aro sometimes dotinitoly inju- 

 rious hut ordinarily do no givat harm; and in iho third gnnip, of " vuiiui- 

 portant " insects, thoso whii-h ilo littlo or no injury to corn as a farm otx^p. 



