Fig. 2From: Accumulation in nutrient acquisition strategies of arbuscular mycorrhizal fungi and plant roots in poor and heterogeneous soils of karst shrub ecosystemsRelationship between root biomass and arbuscular mycorrhizal fungi (AMF) colonisation of two N2-fixing plant species (Albizia odoratissima and Cajanus cajan) grown in different soil conditions (ho, homogeneous; he, heterogenous; AMF, inoculated; non-AMF, not inoculated)Back to article page