Papanastasiou, I., Kavallieratos, N.G., Papadoulis, G.T., Emmanouil, C., & Emmanouel, N.G. 2021 Geographical Distribution and Long-Term Monitoring of Physokermes hellenicus (Hemiptera: Coccomorpha: Coccidae) on Abies spp. (Pinales: Pinaceae) in Greece. Insects 12, 1001. https://doi.org/10.3390/insects12111001
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Notes: Monitoring of P. hellenicus infestation was carried out over a six-year period with regard to natural enemies and honeydew presence at three mountains (i.e., Menalon, Parnis and Tymfristos) that are traditional honeybee foraging areas. The abundance of natural enemies of P. hellenicus, their effectiveness on honeydew excretion and the fecundity of P. hellenicus are discussed.
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