Fig. 7

Pie charts depicting the trophic mode distribution of the samples. Seven trophic modes were assigned using the FUNGuild tool. Pathotroph, Pathotroph-saprotroph, Pathotroph-saprotroph-symbiotroph, Saprotroph, and Others (includes Pathotroph-symbiotroph, Saprotroph-symbiotroph, and Symbiotroph). a asymptomatic group, b symptomatic group. F1C, F2C, and F3C represented asymptomatic group from field locations 1, 2, and 3, respectively; F1S, F2S, and F3S represented symptomatic group from field locations 1, 2, and 3, respectively