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Nitra 2003, Privet (Ligustrum). |
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EBA Congress, Ksiaz 2006, European Cornel (Kornus mas). With Salvatore Liporace. |
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Nitra 2007, Apple (Malus halliana). |
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Nitra 2007, Field maple (Acer campestre). |
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Alitus 2007, European Cornel (Kornus mas). |
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EBA Congress, Wien 2008, European Cornel (Kornus mas). And Walter Pall. |