Berner, Alfred; Frei, Robert; Dierauer, Hans-Ulrich; Vogelgsang, Susanne and Mäder, Paul (2005) EFFECTS OF REDUCED TILLAGE, FERTILISATION AND BIODYNAMIC PREPARATIONS ON CROP YIELD, WEED INFESTATION AND THE OCCURRENCE OF TOXIGENIC FUSARIA. Researching Sustainable Systems - International Scientific Conference on Organic Agriculture, Adelaide, Australia, September 21-23, 2005. [ Unpublished, ]