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. 2021 Feb 3;13(4):481. doi: 10.3390/polym13040481

Figure 3.

Figure 3

Evolution of surface color parameters of blueberries Emerald var. during refrigerated storage. Fruit were packed in clamshell (CL), biodegradable films based on corn starch and chitosan (CS:CH), active biodegradable films containing 3% grapefruit seed extract (GSE3) or 3% lemon essential oil (LEO3), and modified atmosphere commercial bags (MA).