We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSoil fertility and biodiversity in organic farming.AuthorsMäder, Paul; Fliessbach, Andreas; Dubois, DavidPublicationScience, 2002, Vol 296, Issue 5573, p1694ISSN0036-8075Publication typearticleDOI10.1126/science.1071148