Effects of a Combined Processes of Low-Pressure Steam Enrichment and Low-Pressure Superheated Steam Drying on the γ-Aminobutyric Acid Content of Japonica Rice

Table 5

Analysis scheme and results of the drying response surface of low-pressure overheated steam.

No.	: pressure/MPa	: temperature/°C	: time/h	: flow rate/L·h^-1	GABA content/mg·(100 g)^-1
					Measured value	Predicted value
1	0.02	65	1.5	0.3	103.96	103.59
2	0.025	60	1.5	0.3	85.06	86.4
3	0.02	70	1	0.3	96.21	95.63
4	0.02	65	1.5	0.3	99.06	103.59
5	0.02	65	1.5	0.3	105.42	103.59
6	0.015	65	2	0.3	87.57	86.53
7	0.02	65	1.5	0.3	104.32	103.59
8	0.02	60	1.5	0.1	92.87	92.28
9	0.025	70	1.5	0.3	98.86	98.88
10	0.02	70	1.5	0.5	93.21	93.76
11	0.02	60	2	0.3	94.4	93.04
12	0.02	65	2	0.1	92.25	94.17
13	0.025	65	1.5	0.1	94.21	92.12
14	0.025	65	1	0.3	88.27	89.27
15	0.025	65	1.5	0.5	90.64	89.58
16	0.025	65	2	0.3	95.37	96.15
17	0.02	60	1	0.3	94.14	92.5
18	0.02	60	1.5	0.5	89.24	89.53
19	0.015	60	1.5	0.3	89.52	91.48
20	0.02	65	1	0.1	91.58	93.56
21	0.015	65	1.5	0.1	88.83	87.95
22	0.015	65	1	0.3	92.17	91.34
23	0.02	65	1	0.5	90.92	90.98
24	0.015	65	1.5	0.5	86.04	86.19
25	0.02	70	2	0.3	97.46	97.16
26	0.02	65	2	0.5	92.45	92.45
27	0.02	70	1.5	0.1	95.65	95.31
28	0.015	70	1.5	0.3	85.62	86.26
29	0.02	65	1.5	0.3	105.21	103.59