. Ontario Sessional Papers, 1874, Fig. 4. In figure 4 c we have the perfect insect magnified. Itis about three tenths of an inch long, with a rather smalldark bronzy head, a beautifully bright coppery neck andbrownish black wing-covers. The under surface is of auniform shining black colour. The best method cf getting rid of this troublesomepest, is to cut out the infested canes and burn them in spring-before the beetle escapes. 3. The Raspberry Cane Borer (Oherea tripundata Fab.). This insect in the larval state lives in the centre of the cane, where it burrows a passageupwards and dow
. Ontario Sessional Papers, 1874, Fig. 4. In figure 4 c we have the perfect insect magnified. Itis about three tenths of an inch long, with a rather smalldark bronzy head, a beautifully bright coppery neck andbrownish black wing-covers. The under surface is of auniform shining black colour. The best method cf getting rid of this troublesomepest, is to cut out the infested canes and burn them in spring-before the beetle escapes. 3. The Raspberry Cane Borer (Oherea tripundata Fab.). This insect in the larval state lives in the centre of the cane, where it burrows a passageupwards and downwards often causing the death of the cane. Its natural home is amonsr the 297. 37 Victoria. Sessional Papers (No. 1.) A. 1873 wild raspberries, but it has taken very kindly to the cultivated varieties and appears to likethem at least equally well. The perfect insect is a long horned beetle, with a long and narrowblack body with the top of the thorax and the fore part of the breast pale yellowish. The wingcases are covered with coarse punctures, and sometimes there dre two black dots on the is usually about half an inch in length. This beetle appears on the wing in June, and after the pairing of the sexes, the femaleproceeds to deposit her eggs which she does in a very singular manner. She attacks the younggrowing cane and girdles it near the tip in two places, one ring being about an inch below theother. Between the rings—sometimes nearer the upper one, but more commonly nearest thelower one—the cane is punctured, and an egg thrust into its substance, near the middle. Thetip of the cane above the upper girdle at once begins to droop and wither, and
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Keywords: ., bookauthorontariol, bookcentury1800, bookdecade1870, bookyear1874
