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Pötsch, Erich M., Krautzer, Bernhard, Bartel, A, Haslgrübler, Petra 2011 High nature value farmland in Central Europe. In: Conference proceedings : International conference " Using species rich semi-natural grassland to obtain seed for the restoration of degraded areas ", Agricultural faculty, Legnaro (PD, Italy) 21-22.09 2011. University of Padova : Department of Environmental Agronomy and Crop Production, [S.l.]: 13-18.