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Table 4 Experimental matrix and response values from randomized runs in the Box–Behnken design

From: Medium optimization to analyze the protein composition of Bacillus pumilus HR10 antagonizing Sphaeropsis sapinea

Run

Code variable level

Real variable level (g/L)

Inhibition rate (%)

B

C

E

Corn flour

Beef extract

MgSO4

 

1

− 1

1

0

9

18

13

79.8

2

0

− 1

− 1

11

14

12

80.9

3

− 1

0

− 1

9

16

12

74.6

4

1

0

− 1

13

16

12

86.7

5

0

0

0

11

16

13

97.4

6

1

− 1

0

13

14

13

86.7

7

0

− 1

1

11

14

14

83.8

8

− 1

− 1

0

9

14

13

82.7

9

1

1

0

13

18

13

79.3

10

0

0

0

11

16

13

88.3

11

0

1

− 1

11

18

12

83.7

12

− 1

0

1

9

16

14

78.2

13

1

0

1

13

16

14

74.8

14

0

0

0

11

16

13

87.9

15

0

1

1

11

18

14

71.5

16

0

0

0

11

16

13

88.7

17

0

0

0

11

16

13

87.2