Zone de Texte:   Zone de Texte: Zone de Texte: The exotic species invaded and some of them reached outbreak level very quickly in Slovakia, what is typical for practically all of the invasive species in the ecosystems with absence of their predators and parasitoids. The extremely high speed of population spread may be explained by two main factors – 1) climate changes 2) the transport of adults or other stages by humans. The invaders caused some local as well as some more territorially spread economical problems. The further spread and increase of the problems is expected in short future. Rectangle à coins arrondis: Introduction Rectangle à coins arrondis: Methods Rectangle à coins arrondis: Species status Rectangle à coins arrondis: Conclusion Zone de Texte: FOTO: Hanes Krehan ©

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