Research Article
Pistachio Hull Extract as a Practical Strategy to Extend the Shelf Life of Raw Minced Beef: Chemometrics in Quality Evaluation
Figure 6
Principal component analysis (PCA) plots of physicochemical parameters, microbial loads, and sensory characteristics of different treated and untreated samples at each storage time: (a) variable-loading plot of PCA; (b) observation score plot of PCA.
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