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  Ecology and Management of Giant Hogweed (Heracleum Mantegazziannum) - M. Cock, W. Nentwig, H.P. Ravn, M. Wade - Google Books

  https://books.google.de/books?id=0yB0oz2uLFMC&dq=Heracleum+mantegazzianum+in+its+Primary+Distribution+Range&hl=de&source=gbs_nav

  The Giant Hogweed Heracleum mantegazzianum is a pernicious invasive species, with significant impact on human health due to its phytoxic sap. From its native area, the Caucasus, it has spread across Europe creating serious environmental and health…

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  Category:Coumarins – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Coumarins?uselang=de

  Keine Beschreibung vorhanden.

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  Category:Furans – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Furans?uselang=de

  Keine Beschreibung vorhanden.

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