Plant Breeding and Biotechnology

Table. 3. Table 3

Statistics for brown rice fatty acid composition (%) of 136 japonica- and 21 indica-type cultivars bred in South Korea.

Ecotype	Statistics	Myristic (C14:0)	Palmitic (C16:0)	Stearic (C18:0)	Oleic (C18:1)	Linoleic (C18:2)	Linolenic (C18:3)	Arachidic (C20:0)	Eicosenoic (C20:1)	Behenic (C22:0)	Saturated fatty acid	Mono-unsaturated fatty acid	Poly-unsaturated fatty acid
Indica	Case	21	21	21	21	21	21	21	21	21	21	21	21
	Mean	0.94	24.76	1.80	33.83	36.43	1.15	0.46	0.30	0.32	28.29	34.13	37.58
	SD^z)	0.22	1.58	0.24	1.94	1.61	0.14	0.06	0.03	0.04	1.62	1.95	1.66
	Median	0.97	24.91	1.84	33.53	36.29	1.19	0.44	0.31	0.33	28.05	33.88	37.40
	Mode	0.97	19.64	1.97	30.40	38.22	1.24	0.43	0.29	0.29	27.71	30.69	34.32
	Minimum	0.55	19.64	1.40	30.40	33.34	0.91	0.32	0.22	0.24	23.25	30.69	34.32
	Maximum	1.37	27.90	2.41	39.32	40.12	1.34	0.59	0.36	0.37	31.52	39.63	41.46
	Range	0.82	8.26	1.01	8.92	6.78	0.43	0.27	0.14	0.13	8.27	8.94	7.14
	RSD^y) (%)	23.3%	6.4%	13.5%	5.7%	4.4%	11.8%	13.4%	11.5%	11.3%	5.7%	5.7%	4.4%
Japonica	Case	136	136	136	136	136	136	136	136	136	136	136	136
	Mean	0.92	22.57	1.66	36.10	36.51	1.11	0.41	0.38	0.34	25.91	36.47	37.62
	SD	0.18	1.22	0.31	2.45	2.10	0.11	0.06	0.04	0.04	1.19	2.47	2.14
	Median	0.90	22.66	1.66	35.79	36.70	1.10	0.39	0.37	0.34	25.99	36.16	37.84
	Mode	0.84	21.92	1.70	33.52	36.00	1.07	0.39	0.37	0.32	25.26	34.66	37.02
	Minimum	0.56	18.99	1.04	30.49	28.85	0.87	0.30	0.27	0.26	23.05	30.80	29.93
	Maximum	1.34	25.23	2.55	44.26	41.59	1.40	0.64	0.52	0.46	28.57	44.70	42.83
	Range	0.78	6.24	1.51	13.77	12.74	0.53	0.34	0.25	0.20	5.52	13.90	12.90
	RSD (%)	19.2%	5.4%	18.3%	6.8%	5.7%	10.1%	15.8%	11.0%	12.5%	4.6%	6.8%	5.7%
Total	Mean	0.93^x)	22.87*	1.68*	35.79*	36.50^x)	1.12^x)	0.41*	0.37*	0.34*	26.23*	36.16*	37.61^x)
	SD	0.18	1.47	0.30	2.50	2.04	0.12	0.07	0.05	0.04	1.49	2.53	2.08
	RSD (%)	19.7%	6.4%	17.9%	7.0%	5.6%	10.3%	16.0%	13.0%	12.5%	5.7%	7.0%	5.5%

^z)Standard deviation.

^y)RSD: Relative standard deviation (%).

^x)Not significant difference between ecotypes by t-test (P < 0.05).

*Significant difference between ecotypes by t-test (P < 0.05).