. Cutworms ed il loro controllo [microformati]. Vers gris; Cutworms; pesti di insetto; Insectes nuisibles. La fio. 3.âGreen pomodori intaccato dalla variegata Cutworm. (Originale). leavel'^nV^^"^ cutworm falene, di regola, sono previste in cluster o di masse sul wrndownl ' ^. """"â¢'S'^ds, erbe, ecc. Essi h:.re anche stato trovato su di drv ^Tn tK ^""^ °"/^u P.f *^'u^, ^^" ^ °° ^ °**>''^ '^hich era stato appeso fuori fonnJVhil 'Tk°^ **'*' ^"^^'^ Cutworm, Mamestra atlantica tsl., abbiamo tre kver,*'*^'Ann t' "^P â"¢ '"^ * "" "^^ hon

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. Cutworms and their control [microform]. Vers gris; Cutworms; Insect pests; Insectes nuisibles. Fio. 3.âGreen tomatoes eaten into by the Variegated Cutworm. (Original). leavel'^nV^^"^ cutworm moths, as a rule, are laid in clusters or masses on the wrndownl ' ^.'"'"â¢'S' we^ds, grasses, etc. They h:.re even been found on to drv ^Tn tK ^""^ °"/^u P.f *^'u^, ' ^^" ^« °° ^'°**>''^ '^hich had been hung out fonnJVhil 'Tk°^ **'*' ^''"^'^'^ Cutworm, Mamestra atlantica Grt., we have three kver, *'*^'Ann t' "^P" ⢠'"^ *'" "^.^ honeysuckle leaf, in a compact heap of inree layers. Another species (m confinement ad eggs singly or in clusters of nTome d. ^t^r?h^- ^^f ."T^'"'' ?^ '^' '"^'^ ^y a ff^ale Varies conSrably in some clusters there will be less than 100 eggs, in others, over 700- in fact a female of one species is known to have laid ovfr'l, 000 eggs The egg's of most mav he T^^Va ^^"^ '? '^'K°' midsummer. Those of lome specierhowrver, may be deposited as early as the end of April.. f I Fio. 4.âEarthen cocoon made by cutworm, in which It pupates. (Original). O b Flo. S.âPuptB of cutworms: a, ventral aspect; 6, lateral aspect. (Original). -«^K^**^"ii^- <^"*?*'"? becomes full-grown, it enters the earth and makes an E hln""'â ''^'''''*'^4T^^° ^ ^'â¢Â«^«'«'^ °^ dull reddish puja, Sid when t?me &' ""Z""' °' ^'^ ^^' T^^ "^"«"y ^'"^'â¢K*'^ i" about wo weeks' time. Some cutworms, however, do not change to pupce immediately thev complete their earthen cell, but remain as larvie for VrTe ^s the actual period often varying, and tho moths in such ca.ses do not e^e for three an/rte?eVrhe%rh: "^^'^' ^â¢â¢ ''' ^'"^^ ''^ ^^*^^P'»- becamffu'Cwn. Please note that these images are extracted from scanned page images that may have been digitally enhanced for re

Parole chiave associate all'immagine

• bookcentury1900
• bookdecade1910
• booksubjectinsectp
• bookyear1915