Table 6.
Effect of modified atmosphere packaging on hardness of blueberry muffins stored at 25°C for 35 days

	Atmosphere	Storage time (day)
		0	3	7	14	21	35
Hardness (N)	Air	5.3±0.4	7.1±0.6	7.7±0.8	8.9±0.5	9.3±0.7	11.2±0.9b1)
	CO2-N2 (1:1)	5.3±0.4	7.7±0.6	8.5±0.9	9.0±0.8	10.5±1.2	12.1±0.6ab
	CO2-N2 (7:3)	5.3±0.4	7.5±0.6	7.9±0.5	9.4±1.2	9.8±0.6	12.2±0.7ab
	CO2	5.3±0.4	7.9±0.7	8.9±1.3	9.6±1.3	10.8±1.2	13.1±1.0a

Values with different letter superscripts are significantly different each other at p<0.05.