Phylotypes with abundance shifts between the reduced precipitation and the control subplots.

<p>Shown groups had a relative abundance of more than 1% of the bacterial community and increased or decreased by more than 50% due to reduced precipitation. For plot ID see <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0122539#pone.0122539.t001" target="_blank">Table 1</a>.