Seniro researcher Pia Frederiksen , Vibeke Langer
Marie-Louise Risgaard , Pia Frederiksen , Vibeke Langer
Pia Frederiksen , Vibeke Langer , Gregor Levin
Wageningen Academic Publishers
Pia Frederiksen , Vibeke Langer
Pia Frederiksen , Vibeke Langer
Rasmus Ejrnæs , Pia Frederiksen , Knud Tybirk
Marie-Louise Risgaard , Pia Frederiksen , Vibeke Langer
Pia Frederiksen
Pia Frederiksen , Vibeke Langer , Jørgen Dejgaard Jensen
Researching sustainable systems. Proceedings of the First Scientific Conference of the International Society of Organic Agriculture Research (ISOFAR), held in Cooperation with the International Federation of Organic Agriculture Movements (IFOAM) and the National Association for Sustainable Agriculture, Australia (NASAA), Adelaide Convention Centre, Adelaide, South Australia, 21-23 September, 2005. 321 -324
Pia Frederiksen , Vibeke Langer
Cultivating the future based on science. Volume 2: Livestock, socio-economy and cross disciplinary research in organic agriculture. Proceedings of the Second Scientific Conference of the International Society of Organic Agriculture Research (ISOFAR), held at the 16th IFOAM Organic World Conference in Cooperation with the International Federation of Organic Agriculture Movements (IFOAM) and the Consorzio ModenaBio in Modena, Italy, 18-20 June, 2008 658 -661
Bernd Münier , Jesper Brandt , Rie Brandt , Peter Frederiksen
Roskilde Universitet
Petrus Kauto , Thomas Bauler , Timo Assmuth , Pia Frederiksen
Anders Baun , Annette Baattrup-Pedersen , Anne Winding , Anders R. Johnsen
Aarhus Universitet, GEUS og Danmarks Tekniske Universitet
Jens Peter Vesterager , Pia Frederiksen
Anne-Mari Rytkönen , Pia Frederiksen , Heli Saarikoski , Helle Ørsted Nielsen
European Commission
Henrik Vejre , Erling Andersen , Jesper Brandt , Anne Busck
Tartu University Press
Søren Pilgaard Kristensen , Theo van der Sluis , Theano S. Terkenli , Georgia Cosor
Volante
Leise Pil Christensen , Morten Blemmer , Berit Hasler , Stig Roar Svenningsen
Waterpraxis 14 -65
Hanna Luhtala , Kerstin S. Schiele , Pia Frederiksen , Andrea Morf
Ocean & Coastal Management 208 105577