The symbiosis between fungi and plantsplays a crucial role in protecting plants from disease and facilitatingnutrient uptake ; 95 % of all plant families have associated mycorrhizal fungi ( trappe 1987 ) 真菌和植物的共生在防御植物遭受病害和促使营养的吸收方面都起着决定性的作用;植物科中的95 %的植物都与菌根真菌有关联。