Table 5 Protein contents of rough rice treated with cold plasma by storage temperature and periods

Cultivars	Temp. (℃)	Time (min)	Storage period (week)				SEM2)
			0	2	4	8
			Samkwang		0	6.26^a3)^x4)		6.26^ax	5.79^cz	5.95^ey	0.02
4	10	6.29^ax		6.29^ax	5.95^az	6.05^dy	0.023
	20	6.08^by		6.08^cy	5.91^az	6.14^cy	0.031
25	0	6.26^ax		6.10^bcy	5.93^az	6.32^bw	0.014
	10	6.29^ax		6.14^by	5.85^bz	6.37^aw	0.02
	20	6.08^by		6.04^cy	5.71^dz	6.36^ax	0.033
	SEM1)	0.03		0.027	0.024	0.016
Cheongpum		0		6.81^ax	6.81^ax	6.28^dz	6.51^cy	0.021
	4	10	6.56^cy	6.56^cy	6.35^cz	6.31^dz	0.025
		20	6.67^bx	6.67^bx	6.42^bz	6.53^cy	0.024
	25	0	6.81^ax	6.38^dy	6.28^dz	6.87^aw	0.019
		10	6.56^cx	6.39^dz	6.49^ay	6.90^aw	0.017
		20	6.67^bx	6.58^cy	6.18^ez	6.74^bw	0.026
		SEM	0.023	0.018	0.028	0.018
	Misomi		0	5.94^by	5.94^cy	5.84^bz	6.09^cx	0.018
4		10	6.06^ax	6.26^aw	5.81^bz	5.87^dy	0.014
		20	5.99^bx	5.97^cx	5.85^bz	5.90^dy	0.02
25		0	5.94^by	6.23^aw	5.61^cz	6.13^bx	0.026
		10	6.06^ay	6.17^bx	5.83^bz	6.33^aw	0.018
		20	5.99^bz	5.96^cz	5.98^az	6.15^by	0.028
		SEM	0.022	0.018	0.027	0.015
Palbangmi			0	7.18^ay	7.19^by	7.22^ay	7.04^ez	0.017
	4	10	7.13^bz	7.13^bcz	7.17^az	7.30^ay	0.026
		20	7.08^cy	7.08^cy	6.98^bz	7.09^dy	0.01
	25	0	7.18^ay	7.19^by	7.02^bz	7.17^bcy	0.02
		10	7.13^by	7.23^bx	6.90^cz	7.21^bxy	0.037
		20	7.08^cz	7.35^ay	7.17^az	7.13^cz	0.04
		SEM	0.018	0.04	0.026	0.017

Standard error of the means (n=18).
Standard error of the means (n=12).
^a-cValues with different letters within the same column differ significantly (p<0.05).
^w-zValues with different letters within the same row differ significantly (p<0.05).