MycorrhizaeLaccariaBasidiomycotaAmanitaAgaricalesFungiPinus sylvestrisTreesSymbiosisDipterocarpaceaePinusAlnusDNA, Ribosomal SpacerPlant RootsMyceliumOrchidaceaePseudotsugaPiceaTricholomaDNA, FungalHebelomaAscomycotaEucalyptusSoil MicrobiologyPopulusGuyanaSeedlingSequence Analysis, DNAQuercusFruiting Bodies, FungalBiodiversityPhylogenyBetulaMolecular Sequence DataEcosystemHeterotrophic ProcessesGymnospermsCadmiumMitosporic FungiAxenic CultureSpores, FungalFagusIslandsSoilNewfoundland and LabradorTropical ClimateNitrogen IsotopesFungal ProteinsSpecies SpecificityGenes, FungalPlantsDNA, RibosomalCarbonGene Expression Regulation, FungalNitrogenBiomassPolymorphism, Restriction Fragment LengthBase SequencePhosphorusSequence AlignmentPlant LeavesAmino Acid SequenceCarbon Isotopes