Modification of Medium Composition for Enhancing the Production of Antifungal Activity from Xenorhabdus stockiae PB09 by Using Response Surface Methodology

Table 3

Steepest ascent experiment design.

Run Δ	X1: sucrose (g/L)	X2: yeast extract (g/L)	X3: mineral (g/L)	Mycelial inhibition (%)
Step length	0.3	1.4	0.3
Base point	2.5	20.0	7.5	76.50
Experiments
Number 1	2.8	21.4	7.8	79.17
Number 2	3.1	22.8	8.1	90.50
Number 3	3.4	24.2	8.4	81.67
Number 4	3.7	25.6	8.7	67.50
Number 5	4.0	27.0	9.0	42.50