Media type: E-Article Title: Mechanisms of purple moor-grass (Molinia caerulea) encroachment in dry heathland ecosystems with chronic nitrogen inputs Contributor: Friedrich, Uta; von Oheimb, Goddert; Dziedek, Christoph; Kriebitzsch, Wolf-Ulrich; Selbmann, Katharina; Härdtle, Werner Published: Elsevier BV, 2011 Published in: Environmental Pollution, 159 (2011) 12, Seite 3553-3559 Language: English DOI: 10.1016/j.envpol.2011.08.010 ISSN: 0269-7491 Origination: Footnote: