Table 3.

Yield and composition of crude β-glucan from hull-less barley roller-milled fractions.

Sample		Yield (%)	Ash (%, db)	Starch (%, db)	Protein (%, db)	β-glucan (%, db)	Arabinoxylan (%, db)
Zangqing 25	Bran	7.68 ± 0.51	9.15 ± 0.11	2.7 ± 0.5	5.6 ± 0.1	58.03 ± 0.92	16.79 ± 0.42
	shorts	10.23 ± 0.72	8.37 ± 0.07	4.3 ± 0.1	3.1 ± 0.0	65.73 ± 0.83	11.84 ± 0.53
	Flour	3.06 ± 0.14	5.23 ± 0.08	5.8 ± 0.3	3.4 ± 0.1	70.4 ± 0.81	12.86 ± 0.32
Zangqing320	Bran	7.24 ± 0.66	8.64 ± 0.12	5.3 ± 0.6	5.5 ± 0.0	45.38 ± 0.74	17.26 ± 0.23
	shorts	13.77 ± 0.77	7.79 ± 0.09	7.3 ± 0.5	2.8 ± 0.0	61.26 ± 0.62	13.59 ± 0.33
	Flour	3.18 ± 0.21	6.29 ± 0.06	2.8 ± 0.5	5.3 ± 0.1	70.04 ± 0.82	14.28 ± 0.28
Beiqing6	Bran	7.33 ± 0.33	9.32 ± 0.10	2.7 ± 0.3	7.2 ± 0.1	60.7 ± 0.88	15.76 ± 0.30
	shorts	9.47 ± 0.57	9.54 ± 0.07	5.3 ± 0.2	3.6 ± 0.2	65.82 ± 0.63	11.08 ± 0.09
	Flour	2.95 ± 0.30	7.71 ± 0.06	4.7 ± 0.2	9.6 ± 0.0	66.29 ± 0.82	10.81 ± 0.14
Dulihuang	Bran	8.28 ± 0.61	8.11 ± 0.10	3.3 ± 0.1	4.8 ± 0.1	56.15 ± 0.64	16.13 ± 0.19
	shorts	11.73 ± 0.69	9.64 ± 0.09	5.4 ± 0.1	4.0 ± 0.1	58.77 ± 0.53	13.41 ± 0.22
	Flour	3.40 ± 0.24	7.98 ± 0.07	6.2 ± 0.0	5.5 ± 0.1	61.65 ± 0.91	13.3 ± 0.25
Linzhou	Bran	8.26 ± 0.58	9.39 ± 0.08	2.9 ± 0.2	4.8 ± 0.0	58.05 ± 0.76	16.21 ± 0.13
	shorts	12.01 ± 0.97	7.47 ± 0.10	9.0 ± 0.1	3.1 ± 0.2	58.45 ± 0.82	13.03 ± 0.25
	Flour	3.44 ± 0.22	8.24 ± 0.06	3.2 ± 0.1	4.3 ± 0.0	66.57 ± 0.67	14.49 ± 0.46
Caiqing	Bran	7.91 ± 0.45	9.68 ± 0.05	3.5 ± 0.8	5.3 ± 0.1	51.61 ± 0.81	16.48 ± 0.37
	shorts	11.03 ± 0.69	8.19 ± 0.07	7.8 ± 0.4	2.6 ± 0.1	60.52 ± 0.77	12.76 ± 0.26
	Flour	2.83 ± 0.23	7.76 ± 0.09	5.1 ± 0.0	4.4 ± 0.1	71.41 ± 0.32	11.69 ± 0.22

Yield = (weight of crude β-glucan/roller-milled fraction) × 100%