pear psylla
noun
: a yellowish or greenish jumping plant louse (Psylla pyricola) that is often destructive to the pear
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“Pear psylla.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pear%20psylla. Accessed 21 Dec. 2024.
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