Optimization of thermostable amylolytic enzyme production from Bacillus cereus isolated from a recreational warm spring via Box Behnken design and response surface methodology

Table 1 Range of values of independent variables

Independent Variables	Units	Low (+ 1)	Mid (0)	High (− 1)
pH	–	4	7	10
Incubation period	h	24	48	72
Substrate concentration	%	3	5	7

ISSN: 1475-2859