PC2 was mainly influenced by calcium, potassium and magnesium content, and L*, a* and b* color parameters were located in the upper part of the plot, while in the lower part no features were found to be strictly correlated to PC2 (Fig. 5).
PC2 was mainly influenced by calcium, potassium and magnesiumcontent, and L*, a* and b* color parameters were located in theupper part of the plot, while in the lower part no features werefound to be strictly correlated to PC2 (Fig. 5).