Variable | −α (1.68) | −1 | 0 | +1 | +α (1.68) |
Substrate: 1barley 2cassava | 0¹:100² | 30¹:70² | 50¹:50² | 80¹:20² | 100¹:0² |
pH | 3.0 | 4.62 | 7.0 | 9.38 | 11.0 |
Temperature | 20 | 23.2 | 28 | 32.8 | 36 |