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Table 2 Changes of color parameters* in barberries packaged under different atmospheres during storage at 4 and 25 °C

From: Capability of oxygen-scavenger sachets and modified atmosphere packaging to extend fresh barberry shelf life

Atmosphere type

Temperature

Storage day

7

14

21

2

a*

L*

a*

L*

a*

L*

a*

L*

Harvesting day: L* = 44.8 ± 3.0 a* = 36.1 ± 2.3

4 °C

Control

26.6 ± 1.1ABa

53.3 ± 1.7Aa

24.2 ± 1.5Ba

52.6 ± 3.0Aa

23.3 ± 2.7Aa

51.0 ± 0.8Aa

27.2 ± 1.3Aa

52.3 ± 2.0Aa

N2 gas

29.1 ± 0.8ABa

52.7 ± 2.1Aa

26.2 ± 1.9ABa

52.6 ± 2.0Aa

26.7 ± 2.0Aa

52.4 ± 1.6Aa

25.8 ± 3.1Aa

51.5 ± 2.5Aa

Vacuum

25.3 ± 2.4Ba

53.0 ± 2.3Aa

26.4 ± 0.7ABa

52.5 ± 1.4Aa

25.9 ± 2.9Aa

51.9 ± 2.9Aa

28.7 ± 1.9Aa

50.8 ± 1.6Aa

Oxygen scavenger

27.5 ± 0.8Aa

53.7 ± 2.2Aa

28.0 ± 0.8Aa

53.3 ± 3.3Aa

26.3 ± 2.2Aa

52.7 ± 1.9Aa

28.3 ± 2.3Aa

51.5 ± 2.3Aa

25 °C

Control

26.4 ± 0.4Aa

54.9 ± 1.2Aa

24.3 ± 3.1Aa

53.3 ± 1.5Aa

20.9 ± 5.6Aa

52.4 ± 1.6Aa

25.8  ±  3.1Aa

51.8 ± 1.5Aa

N2 gas

26.5 ± 3.0Aa

52.9 ± 0.8Aa

26.1 ± 1.2Aa

51.7 ± 3.2Aa

24.7 ± 0.6Aa

51.2 ± 3.1Aa

23.9 ± 1.5Aa

49.8 ± 1.9Aa

Vacuum

28.3 ± 4.2Aa

53.0 ± 2.0Aa

26.0 ± 3.4AAa

52.7 ± 2.9Aa

24.5 ± 2.2Aa

49.8 ± 4.1Aa

27.2 ± 3.2Aa

49.1 ± 3.1Aa

Oxygen scavenger

27.5 ± 3.5Aa

54.2 ± 2.2Aa

26.3 ± 1.9a

53.8 ± 1.0Aa

25.9 ± 2.6Aa

54.3 ± 1.8Aa

25.3 ± 2.3Aa

51.1 ± 3.1Aa

  1. *Mean ± standard deviation (SD)
  2. Non-similar uppercase and lowercase letters indicate a significant difference in columns and rows, respectively, for each temperature according to Tukey test (P < 0.05)