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Representative images of the symptomatology (color reflectance pictures, RGB), PSII efficiency (FV/FM and ΦPSII) as well as non-photochemical quenching (NPQ) from non-infected and Podosphaera xanthii–infected melon leaves at 24 and 72 hours post-infection (hpi). Modified from Polonio et al. (2019) (http://creativecommons.org/licenses/by/4.0/) with permissions.
