. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 190S ENTOMOLOGICAL SOCIETY. 103 a. Fixed to Bark : 1. Producing an ashy-gray incrustation on the bark ; scales round, and gray and black. San Jose scale (Aspidiotus perniciosus). See Figs. 4 and 5, 2. Bark rough with mussel-shaped scales. Oyster-shell Bark-Louse (Mytilaspis pomorum). Fig. 65. 3. Bark scurfy with white scales. Scurfy Bark Louse (Chionaspis furfurus). Fig. Fig. 66. The Scui-fv Please note that these images are extracted from scanned page images that may have been di
. Annual report. Entomological Society of Ontario; Insect pests; Insects -- Ontario Periodicals. 190S ENTOMOLOGICAL SOCIETY. 103 a. Fixed to Bark : 1. Producing an ashy-gray incrustation on the bark ; scales round, and gray and black. San Jose scale (Aspidiotus perniciosus). See Figs. 4 and 5, 2. Bark rough with mussel-shaped scales. Oyster-shell Bark-Louse (Mytilaspis pomorum). Fig. 65. 3. Bark scurfy with white scales. Scurfy Bark Louse (Chionaspis furfurus). Fig. Fig. 66. The Scui-fv 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
