Fig. 3From: Culturable endophytic fungi community structure isolated from Codonopsis pilosula roots and effect of season and geographic location on their structuresAlpha diversity index under different temporal and spatial conditions (a) Alpha diversity index in all seasons. Shannon and Simpson’s index had significant differences (P < 0.05). b Alpha diversity index in six regions. Shannon and Pielou index had no significant difference (P > 0.05)Back to article page