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Table 2 Plackett–Burman experimental design

From: Optimization of the culture condition of Bacillus mucilaginous using Agaricus bisporus industrial wastewater by Plackett–Burman combined with Box–Behnken response surface method

Code run A [concentration (%)] B (pH) C [inoculum (%)] D [loaded liquid (mL/250 mL)] E (culture temperature (°C)) F [shaking speed (rpm)] Total viable B. mucilaginous (107 Obj/mL)
1 1 − 1 1 1 1 − 1 1.15 ± 0.02
2 1 − 1 − 1 − 1 1 − 1 0
3 −1 1 1 1 − 1 − 1 5.30 ± 0.01
4 −1 1 1 − 1 1 1 1.78 ± 0.01
5 −1 − 1 1 − 1 1 1 3.75 ± 0.02
6 1 1 1 − 1 − 1 − 1 2.90 ± 0.01
7 −1 1 − 1 1 1 − 1 2.20 ± 0.01
8 −1 − 1 − 1 1 − 1 1 5.05 ± 0.03
9 1 1 − 1 − 1 − 1 1 5.10 ± 0.02
10 −1 − 1 − 1 − 1 − 1 − 1 1.25 ± 0.02
11 1 1 − 1 1 1 1 3.50 ± 0.03
12 1 − 1 1 1 − 1 1 4.17 ± 0.02