Table 1. The kinetic parameters of microbial growth determined by the Gompertz and Huang models
| | Storage temp. (°C) | Nmax1) | μmax2) | λ3) | R2 4) | RMSE5) |
Aerobic bacteria | Gompertz equation | 5 | 4.80 | 0.09 | 1.47 | 0.710 | 0.45 |
20 | 5.99 | 1.10 | 0.89 | 0.831 | 0.59 |
35 | 6.60 | 1.82 | 0.59 | 0.804 | 0.77 |
Huang equation | 5 | 4.82 | 0.11 | 1.51 | 0.732 | 0.4 |
20 | 5.64 | 1.43 | 1.06 | 0.888 | 0.41 |
35 | 6.01 | 1.53 | 0.80 | 0.808 | 0.60 |
Fungi | Gompertz equation | 5 | 4.48 | 0.10 | 1.95 | 0.622 | 0.43 |
20 | 6.51 | 0.17 | 0.98 | 0.687 | 0.9 |
35 | 7.82 | 0.30 | 0.55 | 0.913 | 0.4 |
Huang equation | 5 | 4.60 | 0.17 | 2.13 | 0.701 | 0.3 |
20 | 6.41 | 0.18 | 0.69 | 0.704 | 0.8 |
35 | 7.91 | 0.36 | 0.30 | 0.910 | 0.5 |
Nmax, maximum microbial colonies (log CFU/g).
μmax, maximum specific growth rate (d−1).
λ, delay time (d).
R2, coefficient of determination.
RMSE, root mean square error.