Fig. 3

Effects of experimental N addition on the Shannon-Wiener ((a) MS, (b) TS, (c) DS) and Margalef richness ((d) MS, (e) TS, (f) DS) of three temperate steppes from 2017 to 2018
Effects of experimental N addition on the Shannon-Wiener ((a) MS, (b) TS, (c) DS) and Margalef richness ((d) MS, (e) TS, (f) DS) of three temperate steppes from 2017 to 2018