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Table 3 The estimated interaction Severity Index of the factors under study

From: Optimization of culture parameters for α-glucosidase production from suspension culture of moss Hyophilla nymaniana (Fleish.) Menzel

Sl. no. Interacting factor pairs
(order based on SI)
Columns Severity Index (SI%) Col Optimum
1 Dextrose × pH 1 × 4 51.83 5 [3,1]
2 Temperature × pH 3 × 4 41.90 7 [2,1]
3 Dextrose × RPM 1 × 5 30.44 4 [3,3]
4 Dextrose × NH4NO3 1 × 2 15.09 3 [3,4]
5 NH4NO3 × RPM 2 × 5 13.38 7 [4,3]
6 pH × RPM 4 × 5 10.57 1 [1,3]
7 Dextrose × temperature 1 × 3 6.29 2 [3,2]
8 Temperature × RPM 3 × 5 2.96 6 [2,3]
9 NH4NO3 × temperature 2 × 3 1.03 1 [4,2]
10 NH4NO3 × pH 2 × 4 0.12 6 [4,1]