Table 3 ANOVA of PBD for the effects of medium components on threonine production by P. pentosaceus TL-3
Source | Sum of squares | df | Mean square | F value | p-value Prob > F |  |
|---|---|---|---|---|---|---|
Model | 5798.03 | 22 | 263.55 | 277.11 | 0.05 | Significant |
A—Glucose | 24.01 | 1 | 24.01 | 25.25 | 0.13 |  |
B—Sucrose | 3.52 | 1 | 3.52 | 3.71 | 0.30 |  |
D—Lactose | 389.05 | 1 | 389.05 | 409.07 | 0.03 | Significant |
E—Molasses | 18.70 | 1 | 18.70 | 19.66 | 0.14 |  |
F—Yeast extract | 360.50 | 1 | 360.50 | 379.06 | 0.03 | Significant |
G—Peptone | 1500.00 | 1 | 1500.00 | 1577.21 | 0.02 | Significant |
H—Meat extract | 1619.60 | 1 | 1619.60 | 1702.97 | 0.02 | Significant |
J—K2HPO4 | 121.08 | 1 | 121.08 | 127.31 | 0.06 |  |
K—KH2PO4 | 7.93 | 1 | 7.93 | 8.34 | 0.21 |  |
L—Urea | 347.43 | 1 | 347.43 | 365.31 | 0.03 | Significant |
M—NH4NO3 | 2.17 | 1 | 2.17 | 2.28 | 0.37 |  |
N—(NH4)2SO4 | 182.20 | 1 | 182.20 | 191.58 | 0.05 | Significant |
O—(NH4)2HC6H5O7 | 1.20 | 1 | 1.20 | 1.26 | 0.46 |  |
P—NaOAc | 56.44 | 1 | 56.44 | 59.34 | 0.08 |  |
Q—MgSO4 | 35.85 | 1 | 35.85 | 37.70 | 0.10 |  |
R—MnSO4 | 747.64 | 1 | 747.64 | 786.12 | 0.02 | Significant |
S—Tween 80 | 70.28 | 1 | 70.28 | 73.90 | 0.07 |  |
T—FeSO4 | 58.87 | 1 | 58.87 | 61.90 | 0.08 |  |
U—ZnSO4 | 164.91 | 1 | 164.91 | 173.40 | 0.05 | Significant |
V—CuSO4 | 15.50 | 1 | 15.50 | 16.30 | 0.15 |  |
W—Biotin | 21.58 | 1 | 21.58 | 22.69 | 0.13 |  |
X—dummy | 49.58 | 1 | 49.58 | 52.14 | 0.09 |  |
Residual | 0.95 | 1 | 0.95 | Â | Â | Â |
Cor total | 5798.98 | 23 | Â | Â | Â | Â |