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External appearance (A), rind color expressed as a/b ratio (B) and development of CI expressed as CI index (C) of immature-green fruit at the covering time (CT), and of non-covered (NC) and covered (C) fruits of Star Ruby grapefruit at harvest (H) and during postharvest storage at 2 °C for up to 8 weeks. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article.)
