Fig. 7

Spearman’s correlation between 46 key arbuscular mycorrhizal fungi 18S rRNA operational taxonomic units (OTUs) and physiological and morphological parameters of Vitis vinifera cv. Cabernet Sauvignon, inoculated and non-inoculated (Control), with five bioinoculants. The number in the boxes indicate Spearman’s rank correlation coefficient. Red boxes indicate positive correlation, and blue boxes indicate negative correlation