146 Elena Fernández-Miranda Cagigal
Vrålstad, T., Myhre, E. & Schumacher, T. (2002a). Molecular diversity and
phylogenetic affinities of symbiotic root‐associated ascomycetes of the
Helotiales in burnt and metal polluted habitats. New Phytologist, 155 , 131-
148.
Vrålstad, T., Schumacher, T., & Taylor, A. F. (2002b). Mycorrhizal synthesis
between fungal strains of the Hymenoscyphus ericae aggregate and
potential ectomycorrhizal and ericoid hosts. New Phytologist, 153 , 143-
152.
Wilberforce, E. M., Boddy, L., Griffiths, R. & Griffith, G. W. (2003).
Agricultural management affects diversity of culturable root endophytes
from mesotrophic grasslands in Wales. Soil Biol Biochem 35, 1143-1154.
Wilcox, H. E. & Wang, C. J. K. (1987). Mycorrhizal and pathological
associations of dematiaceous fungi in roots of 7-month-old tree seedlings.
Canadian Journal of Forest Research, 17 , 884-899.
Zhan, F. D., He, Y. M., Zu, Y. Q., Li, T. & Zhao, Z. W. (2011).
Characterization of melanin isolated from a dark septate endophyte (DSE),
Exophiala pisciphila. World Journal of Microbiology and Biotechnology,
27 , 2483-2489.