Quince cultureAn illustrated hand-book for the propagation and cultivation of the quince with descriptions of its varieties, insect enemies, diseases, and their remedies . rved. ATTACKING TRUNK AND BRANCHES. The Crnpt()2)1i(im iiniimnctala, Don., is a very prettyspecies of Lepidoptera. Years ago it was observed inthe Black Wattle, Acacia decurrens, but now is destruc-tive to all trees of the Eosacece, and includes the plum,apricot, peach, cherry and nectarine. The full-grown larvaa are about one and one-thirdinches long; the truncated head tapers in front, withample mouth-parts for burrowing.
Quince cultureAn illustrated hand-book for the propagation and cultivation of the quince with descriptions of its varieties, insect enemies, diseases, and their remedies . rved. ATTACKING TRUNK AND BRANCHES. The Crnpt()2)1i(im iiniimnctala, Don., is a very prettyspecies of Lepidoptera. Years ago it was observed inthe Black Wattle, Acacia decurrens, but now is destruc-tive to all trees of the Eosacece, and includes the plum,apricot, peach, cherry and nectarine. The full-grown larvaa are about one and one-thirdinches long; the truncated head tapers in front, withample mouth-parts for burrowing. The body is intwelve segments, of a dull, i)ale cliocolate brown, exceptthe second, which is pitchy black. The spiracles and 134 Qri::c] ;ULT thoracic feet are paler. Along the back, placed tians-versely^, there is a series of double ovate shining spots^^vhicli vary in intensity in different individuals. A fewshort hairs are on all the segments, and most numerousabout the head and anal extremity. The caterpillarsburrow at right angles to the heartwood, and thencedownward twelve to sixteen inches, concealing theentrance to their buri-ows by caps made of fragments of. Fij4. 120»—CKYPTOPHASA UNIPUXCTATA. a. Larva; ft, Lateral view of enlarged segments; c. Pupa; c/. Anal segr-nient or cremaster; e, AduU—aU natural size except ft and d, whichare enlarged. wood and bark, cemented together so as to reBembie aportion of the natnral bark. When disturbed in theirburrows they move rapidly up or down, and are loathto leave them. They pupate in their burrows near thebark, and the emerging moth, having softened the coverto the entrance, comes out early in the eveninc; andattMches itself to the branches, ready to meet its moth is exceedingly delicate and easily killed. Its ADDITIONAL INSECT EN::M1ES. 135 fine silver} scales rub of! easily from its body, which iaan inch long. Tiio white lore wings spreid two and ahair inches. darker hind wings si)read a little overtwo inche
Size: 1678px × 1488px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, bookpublishernewyo, bookyear1919
