Amplicon libraries were prepared as described in Han et al. 2020 (https://doi.org/10.1111/1462-2920.15115) and involved the same mcrA primer combination as for qPCR. Sequencing was done on an Illumina
Combinations of plant species and plant functional group richness, and the number of plots per diversity level at the Jena Experiment field site (see Table S2 for more details). Plots sampled in autum
Analysis of the psaA gene along Yellowstone hot spring flow paths and in response to perturbation of microbial mat. We analyzed the psaA photosystem I gene in combination with 16S rRNA sequences becau