Fig. 4From: The Populus holobiont: dissecting the effects of plant niches and genotype on the microbiomeRelative abundance of the dominant (> 0.1%) archaeal/bacterial phyla—class for proteobacteria—and fungal phyla averaged across niches within the broad tree habitats of leaves, stems, roots, and soils within Populus delotides (DD) and Populus trichocarpa × deltoides (TD) hybridsBack to article page