Items affiliated to " Switzerland"
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BBross-Burkhardt, Brunhilde and Hoffmann, PD Dr. Heide (2009) Identifikationsbildung des organisch-biologischen Landbaus. 10. Wissenschaftstagung Ökologischer Landbau, Zürich, 11.-13. Februar 2009. This list was generated on Fri Nov 27 04:48:42 2009 CET. |