Optimization of Liquid Culture Condition of a Novel Fungus Hygrophoropsis sp. and Antioxidant Activity of Extracts

Table 2

IPS extraction rates of the orthogonal test with different levels of the parameter.

Test number	A	B (h)	C (°C)	IPS extraction rate (%)
1	1 : 30	1	85	11.26
2	1 : 30	2	90	10.48
3	1 : 30	3	95	8.72
4	1 : 40	1	90	8.19
5	1 : 40	2	95	8.69
6	1 : 40	3	85	8.40
7	1 : 50	1	95	7.48
8	1 : 50	2	85	9.18
9	1 : 50	3	90	6.89
K1	10.15	8.98	9.61
K2	8.43	9.45	8.52
K3	7.85	8	8.30
R	2.3	1.45	1.31

K_i : the mean values of index for the factors at each level and subscript i denotes the specific level of the parameter, i = 1,2,3. R : the difference between maximum K_i and minimum K_i for the corresponding parameter, as follows: R = K_imax − K_imin, i = 1,2,3.