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Table 7 Changes in aerobic plate count (APC) (log cfu/g) of fish steak samples during storage at 4 °C

From: Improvement of the shelf life of grey mullet (Mugil cephalus) fish steaks using edible coatings containing chitosan, nanochitosan, and clove oil during refrigerated storage

Treatments

Storage period (day)

Mean

0

3

6

9

12

15

18

21

24

T1

3.84ej

4.49dj

5.90ag

6.70

7.35ae

7.86ad

8.33ac

8.79ab

8.90a

6.91A

T2

2.32gj

2.86fj

3.13fj

3.54fj

3.75 fj

4.67dj

5.34ai

5.82ah

6.32af

4.19B

T3

2.26hj

2.53fj

2.30gj

3.51fj

3.82ej

4.40dj

8.82a

5.65ah

6.21af

4.39B

T4

1.84ij

2.22hj

2.85fj

3.21fj

4.12ej

4.62dj

5.63ah

6.23af

6.43af

4.18A

T5

2.44fj

2.76fj

3.35fj

3.61fj

4.10ej

4.49dj

4.88cj

5.33ai

5.62fj

4.06B

T6

1.30fj

1.72j

2.63fj

3.56fj

3.97ej

4.47fj

4.83cj

5.20bj

5.49ah

3.50B

Mean

2.33E

2.76DE

3.36CDE

4.03BCD

4.52BC

4.80B

6.30A

6.25A

6.49A

 
  1. T1 Control, T2 Chitosan 2%, T3 Chitosan 2% and clove oil, T4 Clove oil, T5 Nanochitosan 2%, T6 Nanochitosan 2% and clove oil
  2. Means within the same column having different capital letters are significantly different at a significance level of P ≤ 0.05 for treatments, and means within the same row having different capital letters are significantly different for time of storage. Means within the same column having different small letters have significant differences among treatments at a significance level of P ≤ 0.05