Fig. 2From: Nitrogen deposition experiment mimicked with NH4NO3 overestimates the effect on soil microbial community composition and functional potential in the Eurasian steppeRelative abundances of dominant bacterial phyla (> 1%) under different forms of N addition. Results are reported as mean ± se (n = 4). Different letters indicate significant (P < 0.05) differences among treatmentsBack to article page