Enhancement of 2,3-Butanediol Production by Klebsiella oxytoca PTCC 1402

Table 6

The optimal conditions and their performance in production of 2,3-butanediol.

Factors	Level description	Level	Contribution
Glucose (% w/v)	6	2	0.079
Acetic acid (% w/v)	0.5	2	0.068
Succinic acid (% w/v)	1.0	2	0.061
pH	6	1	0.030
Temperature (°C)	37	3	0.036
Mixing intensity (rpm)	150	2	0.037
Inoculum size (g/L)	8	3	0.047