Fig. 3From: The effects of tea plants-soybean intercropping on the secondary metabolites of tea plants by metabolomics analysisOPLS-DA score plots (A, C and E) and permutation test (B, D and F) derived from GC-MS data from the tea plants. A and B indicates the soybean seedling stage; C and D indicates the soybean profuse flowering stage; E and F indicates the soybean mature stage; I indicates intercropping; M indicates monocultureBack to article page