graph LR RA7[Soils & plant nutrition]:::RA7 --> TO53{{Soil microbes including mycorrhizae}} classDef RA7 fill:#235398,stroke:#fff,stroke-width:1px,color:#fff TO53{{Soil microbes including mycorrhizae}} --> KW13(Cadmium) TO53{{Soil microbes including mycorrhizae}} --> KW206(Disease resistance) TO53{{Soil microbes including mycorrhizae}} --> KW87(Rootstocks) TO53{{Soil microbes including mycorrhizae}} --> KW147(Soil-plant interactions) TO53{{Soil microbes including mycorrhizae}} --> KW207(yield) TO53{{Soil microbes including mycorrhizae}} --> KW260(rhizosphere) TO53{{Soil microbes including mycorrhizae}} --> KW261(microbiome) classDef default fill:#f4f4f4,stroke:#919091