Fig. 3. Appearance of fresh blueberry fruit after 35 d of storage at 2±1 ◦C plus additional3 d at room conditions (control (T0), 2% chitosan coating (T1), 2% chitosan coating containing 4% (T2), 8% (T3), or 12% (T4) blueberry leaf extracts, and 2%
chitosan coating containing 12% leaf extracts plus modified atmosphere packaging (3 kPa O2 + 12 kPa CO2) (T5)).