Table 6 Changes in thiobarbituric acid reactive substances of pig small intestine by different packaging methods during cold storage at 4℃

Treatment	Storage days				SEM
	1	4	7	10
AP	1.31Bb	1.59Aa	1.22b	1.17b	0.04
SP	1.18Bb	1.3Bab	1.31a	1.23ab	0.02
VP	1.62Aa	1.42Bab	1.23b	1.18b	0.05
SEM	0.07	0.04	0.03	0.03

^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).
AP, aero packaging; SP, skin-pack packaging; VP, vacuum packaging.