Table 2 Physiological disorders of spring kimchi cabbage after 90 days cold storage covered with perforated films

	Mold incidence (%)	Midrib brown stain incidence (%)	Soft rot incidence (%)	Black speck incidence*	Overall quality**
0 hole	100	52.78	11.11	3.03	1
32 holes	91.67	58.33	0	2.67	2
40 holes	83.33	55.56	0	2.56	3
48 holes	71.67	36.67	0	2.63	4
Non-packing	0	8.33	0	2.58	3

* 1: none 2: little 3: a little 4: much, 5: very much
** 1: very poor, 2: poor, 3: normal, 4: good, 5: very good