. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. Fife. 45. Currant Span-worm Moth (yiale yellow with dusky spots).. Fig. 46. Grape-vine Phylloxera. —ci galls on rootlets ; 6 young' louse ; e, f, g, more matured lice ; c, antenna ; d, leg. A. Attacking the roots: 1. Producing little irregular spherical galls on rootlets and larger roots, causing death. 'Grape Vine Phylloxera (Phyll- oxera vastatrix). Fig 46. 2. Large borer, cutting a tube through the root near the surface. Broad-necked Prionus (Prionus laticollis.) 3. Grub eating the bark of both
. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. Fife. 45. Currant Span-worm Moth (yiale yellow with dusky spots).. Fig. 46. Grape-vine Phylloxera. —ci galls on rootlets ; 6 young' louse ; e, f, g, more matured lice ; c, antenna ; d, leg. A. Attacking the roots: 1. Producing little irregular spherical galls on rootlets and larger roots, causing death. 'Grape Vine Phylloxera (Phyll- oxera vastatrix). Fig 46. 2. Large borer, cutting a tube through the root near the surface. Broad-necked Prionus (Prionus laticollis.) 3. Grub eating the bark of both the large and small roots. Grape-vine Fidia (Fidia viticida.) B. Attacking the Branches '? 1. Young shoots suddenly break off or. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Entomological Society of Ontario; Ontario. Dept. of Agriculture. Toronto, The Society
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectinsectp, bookyear1872
