Plackett–Burman Combined with Box–Behnken to Optimize the Medium of Fermented Tremella Polysaccharide and Compare the Characteristics before and after Optimization

Table 6

Design and results of the steepest ascent experiment.

Test no.	1	2	3	4	5
Potato extract(%)	20.00	21.00	22.00	23.00	24.00
Glucose(g/L)	31.00	30.16	29.32	28.48	27.64
Peptone(g/L)	2.50	2.56	2.62	2.68	2.74
Yield(g/L)	12.05	12.60	13.92	11.54	11.48