Ectomycorrhizas in the Ecosystem: Structural, Functional, and Community Aspects (D.J. Read). Taxonomy of Ectomycorrhizal Fungi: A Starting Point for Their Biotechnology (J.M. Trappe, A. Jumpponen). Molecular Approach to the Identification of Mycorrhizal Fungi (L. Simon). Coincidence between Molecularly or Morphologically Classified Ectomycorrhizal Morphotypes and Fruitbodies in a Spruce Forest (B. Mehmann et al.). Ectomycorrhiza Morphogenesis: Insights from Studies of Developmentally Regulated Genes and Proteins (F. Martin et al.). Molecules and Genes Involved in Mycorrhiza Functioning (S. Gianinazzi et al.). Cloning Functional Endomycorrhiza Genes: Potential for Use in Plant Breeding (P.J. Murphy et al.). The Sexual Cycle in Neurospora, from Fertilization to Ascospore Discharge (R.L. Metzenberg). Genetics of Ectomycorrhizal Fungi and Their Transformation (R. Marmeisse et al.). Inactivation of Gene Expression Triggered by Sequence Duplication (C. Cogoni et al.). Gene Expression in Plant Roots during Ectomycorrhiza Development (U. Nehls, F. Martin). Truffles: Their Life Cycle and Molecular Characterization (L. Lanfranco et al.). Molecular Identification of Tuber Species and Isolates by PCRbased Techniques (D. Gandeboeuf et al.). 8 additional articles. Index.