H2 Plant invasion in calcareous rocky steppes

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H2 - Rock steppes:

10% of its area is endangered by plant invasion. Stands near to the border of its area are more threatened. Three drought-tolerant tree species – tree of heaven (Ailanthus altissima), Russian olive (Elaeagnus altissima) and black locust (Robinia pseudoacacia) – are the most invaders in this habitat.

Botta-Dukát Z. (2008): Invasion of alien species to Hungarian (semi-)natural habitats Acta Botanica Hungarica 50(Suppl.): 219-227. >>> letöltés (139 KB, PDF)