Proceedings : twenty years of selenium fertilization, September 8-9, 2005, Helsinki, FinlandMerja (ed.)EurolaauthorWith the workshop theme "Twenty years of selenium fertilization" the organizers wanted to summarize the 20-year research period of Finnish selenium supplemented fertilization and bring togehter people interested in selenium. The main areas of the program and proceedings are: selenium fertilization, selenium in foods and diets and selenium and health. The proceedings include 13 short papers written by the speakers, and 26 abstracts of poster presentations. Composting and manuring2005Report