Statistical Approach for Optimization of Physiochemical Requirements on Alkaline Protease Production from Bacillus licheniformis NCIM 2042

Table 1

Plackett-Burman experimental design for screening of important physical parameters of alkaline protease production by Bacillus licheniformis NCIM 2042.

Factor	Name	Low level (−1)	High level (+1)
A	Inoculum percentage (%)	2	3
B	Temperature (°C)	30	40
C	pH	7	8
D	Agitation (RPM)	120	180
E	Incubation time (h)	72	96