Table 4. Changes in the total phenolic content and total glucosinolate content of the kimchi cabbages treated with pallet unit-controlled atmosphere packaging during storage

parameter	Treatment	Storage period (day)
parameter	Treatment	0	20	40	60	80
Total phenolic content(mg GAE/100 g)	Control	223.70±6.28^A^a	192.81±10.08^B^b	175.85±3.33^B^c	174.68±6.59^B^C^c	167.42±8.59^B^d
	PUCA 1	223.70±6.28^A^a	194.38±9.25^A^B^b	186.00±3.45^A^c	169.38±4.13^C^d	155.56±3.85^C^e
	PUCA 2	223.70±6.28^A^a	200.56±3.33^A^b	192.42±5.20^A^c^d	197.03±5.01^A^B^c	189.58±7.49^A^d
	PUCA 3	223.70±6.28^A^a	195.26±4.32^A^B^b	172.03±15.46^B^c	179.87±10.85^B^c	172.91±3.64^B^c
Total glucosinolate content(μmol/g)	Control	16.72±3.93^A^a	15.31±1.03^A^a	13.67±0.88^A^a	8.77±0.76^A^b	6.93±0.40^A^b
	PUCA 1	16.72±3.93^A^a	15.49±1.21^A^a	13.80±0.78^A^a	8.99±0.80^A^b	6.35±0.65^A^b
	PUCA 2	16.72±3.93^A^a	15.72±1.15^A^a	13.99±0.99^A^a	9.96±0.92^A^b	7.28±1.09^A^b
	PUCA 3	16.72±3.93^A^a	15.02±1.15^A^a	13.85±0.52^A^a	9.13±0.84^A^b	6.21±0.92^A^b

¹⁾PUCA 1: 0.5% O₂ + 2% CO₂.
²⁾PUCA 2: 2% O₂ + 2% CO₂.
³⁾PUCA 3: 2% O₂ + 10% CO₂.
⁴⁾Each value is mean±SD.
⁵⁾Mean values in the same column (A-C) or row (a-e) followed by different letters are significantly different according to Duncan’s multiple range test (p<0.05).