Table 4.

The orthogonal experiment results.

Strains	Stresses	Levels			R
		1	2	3
A7	Ethanol	δA1 = 9.80	δA2 = −3.13	δA3 = −6.67	16.47
	pH	δB1 = 1.06	δB2 = −2.52	δB3 = 1.47	3.99
	SO2	δC1 = 1.30	δC2 = 1.23	δC3 = −2.53	3.83
A18	Ethanol	δA1 = 10.73	δA2 = −4.21	δA3 = −6.51	17.24
	pH	δB1 = −1.37	δB2 = 0.82	δB3 = 0.56	2.19
	SO2	δC1 = −0.76	δC2 = 3.06	δC3 = −2.27	5.33
A23	Ethanol	δA1 = 7.75	δA2 = −0.91	δA3 = −6.83	14.58
	pH	δB1 = −2.98	δB2 = 1.14	δB3 = 1.85	4.83
	SO2	δC1 = −3.00	δC2 = 7.10	δC3 = −4.10	11.20
A50	Ethanol	δA1 = 8.72	δA2 = −3.14	δA3 = −5.59	14.31
	pH	δB1 = −0.17	δB2 = 0.58	δB3 = −0.42	1.00
	SO2	δC1 = −0.43	δC2 = 3.27	δC3 = −2.84	6.11
B28	Ethanol	δA1 = 13.16	δA2 = −4.09	δA3 = −9.07	22.23
	pH	δB1 = 0.18	δB2 = −1.22	δB3 = 1.04	2.26
	SO2	δC1 = 0.44	δC2 = 3.77	δC3 = −4.20	7.97