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 6

Analysis of ANOVA with secondary regression of the low-pressure overheated steam response surface.

Source	Squares	df	Mean square	value	value
Model	869.84	14	62.13	15.45	<0.0001
A-pressure	42.79	1	42.79	10.64	0.0057
B-temperature	39.53	1	39.53	9.83	0.0073
C-time	3.21	1	3.21	0.8	0.3865
D-flow rate	13.85	1	13.85	3.44	0.0847
AB	78.32	1	78.32	19.48	0.0006
AC	34.22	1	34.22	8.51	0.0113
AD	0.15	1	0.15	0.038	0.8486
BC	2.50E-01	1	2.50E-01	6.10E-02	0.8086
BD	0.35	1	0.35	0.088	0.7711
CD	0.18	1	0.18	0.046	0.8333
A^2	446.8	1	446.8	111.1	<0.0001
B^2	133.67	1	133.67	33.24	<0.0001
C^2	129.65	1	129.65	32.24	<0.0001
D^2	260.17	1	260.17	64.69	<0.0001
Residual	56.3	14	4.02
Lack of fit	29.14	10	2.91	0.43	0.8733
Pure error	27.16	4	6.79
Cor total	926.14	28