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Original and processed images obtained for two typical pollen samples with low (a–c, cv. Albillo Real) and high (d–f, cv. Forcallat Tinta) viability. Original images are shown in b and e. Images obtained in the red (a, d) and green (c, f) channels after PollenCounter use are shown with the number of pollen grains automatically identified (lower right corners). For simplification, only representative areas of the processed images are shown
