Molecular and anatomical evidence for a three-way association between Pinus sylvestris and the ectomycorrhizal fungi Suillus bovinus and Gomphidius roseus
1. Department of Microbial Ecology, Ecology Building, Lund University, SE-223 62 Lund, Sweden;2. Institute of Primary Production and Microbial Ecology, Dr.-Zinn-Weg 18, D-16225 Eberswalde, Germany