%0 Conference Paper %A Erlund, Patrik %D 2007 %F orgprints:15990 %I Nordic Association of Agricultural Scientists %K Wheat dwarf virus, tillage %T Experiences of Wheat dwarf virus in Finland 2004-2007 %U http://orgprints.org/15990/ %X Influencing factors based on field observations 2004 and 2007: The tillage was the most important factor. The incidence was higher in direct drilled fields or fields with reduced tillage( more plant residues on the surface). The preceiding crop important.