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

Table 2

FFD regression results for antifungal activity.

Variables	Regression analysis
	Coefficient	value	Significant level
Intercept	74.44	15.99	0.0016
X1: sucrose (g/L)	3.55	11.64	0.0113
X2: yeast extract (g/L)	5.70	30.00	0.0009
X3: mineral (g/L)	2.61	6.31	0.0402

R² = 0.8725; significant at value less than 0.05.