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Fig. 7 | Environmental Microbiome

Fig. 7

From: Glycyrrhiza uralensis Fisch. Root-associated microbiota: the multifaceted hubs associated with environmental factors, growth status and accumulation of secondary metabolites

Fig. 7

The plant growth condition and growth year were associated with the root-associated microbial community composition in G. uralensis. The primary input data for the building of a binary decision tree named soil predictor in this study is root-associated microbial community composition at species level. In every step of this soil predictor (①–⑤), the relative abundance table was normalized into a co-occurrence species table, with every species present more than 50% samples of no less than one small group. And, 80% of the samples were randomly chosen as training dataset and the rest 20% samples used as the validation dataset. Annotations: T: The number of correctly matched samples in the validation test. F: The number of mismatched samples in the validation test. P: OOB (out-of-bag) estimate of the error rate of the built prediction model. mtry: Number of variables randomly sampled as candidates at each split. ntree: Number of trees to grow

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