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(A) General (24-h) scheme of characteristic electrical penetration graph (EPG) waveforms produced by Diaphorina citri on leaves of Midsweet orange, Citrus sinensis, with enlargements of specific waveforms showing nonprobing (NP) pathway (C), xylem ingestion (G), contact with phloem (D), salivation into the phloem (E1), and phloem ingestion (E2). (B) Detailed view of each waveform showing characteristic patterns of each waveform.
