Table 2 Changes in total plate counts (Log CFU/g) of pig small intestine by different washing process methods during cold storage at 4℃
Treatment | Storage days | SEM |
1 | 4 | 7 | 10 |
C | 2.17b | 3.29ABb | 3.3Bb | 5.18Aa | 4.23 |
T1 | 2.35b | 3.75Aa | 3.31Bab | 3.67Bab | 2.92 |
T2 | 1.56b | 2.76Bb | 3.45Bb | 4.54Ba | 3.65 |
T3 | 1.11b | 2.32Bb | 4.31Aa | 3.49Bb | 3.36 |
SEM | 1.56 | 2.91 | 3.36 | 4.23 | |
A,B Means with different superscripts within a same column differ significantly (p<0.05).
a,b Means with different superscripts within a same row differ significantly (p<0.05).
C, tap water washing 1 time; T1, 0.5% acetic acid washing+tap water washing 1 time; T2, 1% acetic acid washing+tap water washing 1 time; T3, 2% acetic acid washing+tap water washing 1 time. The washing ratio of all treatments was washing solution of 5 liters vs. small intestine of 1 kg (volumes /weight).