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The woolly aphis of Oak (Phyllaphis querci Fitch) (Hemip.)

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https://www.biodiversitylibrary.org/item/84923#page/7/mode/1up
Authors: John Davis
License: Public Domain / CC0
Publication Year: 1911
Citation (MLA Form):

Davis, John J. The woolly aphis of Oak (Phyllaphis querci Fitch)(Hemip.). No. PA-C 595.752 A6.. 1911.

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Created Feb 4, 2026 1:47 PM UTC • Last updated Feb 4, 2026 1:47 PM UTC