Table 2.
Rheological properties of doughs from wheat, OFSP and pumpkin blended flours
| Experimentalrun | Wheat flour (%) | OFSP flour (%) | Pumpkin flour (%) | OWA (%) | DDT (min) | ST (min) | DOS (BU) |
|---|---|---|---|---|---|---|---|
| F1 | 52.5 | 22.5 | 25.0 | 55.3 ± 0.2g | 11.8 ± 0.1h | 13.9 ± 0.4i | 92.8 ± 0.5f |
| F2 | 40.0 | 50.0 | 10.0 | 52.2 ± 0.1j | 10.5 ± 0.3i | 34.8 ± 0.3e | 52.0 ± 0.3k |
| F3 | 61.9 | 19.8 | 18.3 | 56.9 ± 0.1d | 9.2 ± 0.2k | 8.6 ± 0.1l | 119.5 ± 0.7d |
| F4 | 54.6 | 33.2 | 12.2 | 55.8 ± 0.1f | 9.9 ± 0.1j | 12.5 ± 0.1j | 122.0 ± 0.4c |
| F5 | 80.0 | 10.0 | 10.0 | 58.1 ± 0.1b | 2.7 ± 0.1n | 7.8 ± 0.1m | 97.5 ± 0.7e |
| F6 | 40.0 | 20.0 | 40.0 | 50.8 ± 0.1m | 29.0 ± 0.1a | 49.7 ± 0.2a | 9.0 ± 0.2o |
| F7 | 55.2 | 10.0 | 34.8 | 54.0 ± 0.2h | 16.1 ± 0.2g | 29.8 ± 0.3f | 44.8 ± 0.8l |
| F8 | 40.0 | 50.0 | 10.0 | 52.1 ± 0.3j | 10.8 ± 0.1i | 34.6 ± 0.1e | 51.9 ± 0.2k |
| F9 | 40.0 | 37.9 | 22.1 | 53.2 ± 0.1i | 18.1 ± 0.2e | 27.8 ± 0.4g | 60.4 ± 0.4j |
| F10 | 80.0 | 10.0 | 10.0 | 58.2 ± 0.2b | 2.8 ± 0.1n | 7.9 ± 0.1m | 97.6 ± 0.7e |
| F11 | 80.0 | 10.0 | 10.0 | 58.0 ± 0.1b | 2.6 ± 0.3n | 7.8 ± 0.1m | 97.2 ± 0.3e |
| F12 | 40.0 | 20.0 | 40.0 | 51.0 ± 0.1m | 29.2 ± 0.3a | 50.0 ± 0.3a | 9.7 ± 0.4o |
| F13 | 40.0 | 50.0 | 10.0 | 52.0 ± 0.1jk | 10.7 ± 0.1i | 35.0 ± 0.4e | 52.1 ± 0.1k |
| F14 | 43.0 | 17.0 | 40.0 | 51.5 ± 0.1l | 26.6 ± 0.1b | 46.2 ± 0.3b | 15.9 ± 0.2n |
| F15 | 64.2 | 10.0 | 25.8 | 56.3 ± 0.1e | 9.2 ± 0.1k | 13.4 ± 0.1i | 78.8 ± 0.3h |
| F16 | 52.5 | 22.5 | 25.0 | 55.1 ± 0.3g | 14.6 ± 0.1h | 13.8 ± 0.1i | 92.5 ± 0.6f |
| F17 | 44.8 | 33.0 | 22.2 | 54.2 ± 0.1h | 16.8 ± 0.1f | 21.7 ± 0.1h | 82.1 ± 0.2g |
| F18 | 40.0 | 50.0 | 10.0 | 52.2 ± 0.1j | 10.7 ± 0.2i | 34.8 ± 0.2e | 51.3 ± 0.3k |
| F19 | 59.9 | 30.1 | 10.0 | 56.5 ± 0.3e | 8.3 ± 0.1l | 9.5 ± 0.1l | 138.0 ± 0.7a |
| F20 | 80.0 | 10.0 | 10.0 | 58.0 ± 0.1b | 2.9 ± 0.1n | 7.7 ± 0.1m | 98.2 ± 0.3e |
| F21 | 40.0 | 50.0 | 10.0 | 52.3 ± 0.2j | 10.7 ± 0.1i | 35.1 ± 0.1e | 51.7 ± 0.5k |
| F22 | 70.5 | 19.5 | 10.0 | 57.7 ± 0.3c | 5.9 ± 0.2m | 6.1 ± 0.1n | 131.0 ± 0.8b |
| F23 | 59.9 | 30.1 | 10.0 | 56.4 ± 0.2e | 8.4 ± 0.1l | 9.6 ± 0.1k | 137.2 ± 0.3a |
| F24 | 45.9 | 14.1 | 40.0 | 51.8 ± 0.1k | 24.6 ± 0.1c | 44.5 ± 0.3c | 18.3 ± 0.2m |
| F25 | 64.2 | 10.0 | 25.8 | 56.2 ± 0.1e | 9.2 ± 0.1k | 13.8 ± 0.2i | 79.4 ± 0.3h |
| F26 | 80.0 | 10.0 | 10.0 | 58.1 ± 0.3b | 2.6 ± 0.1n | 7.9 ± 0.1m | 97.9 ± 0.5e |
| F27 | 49.2 | 10.8 | 40.0 | 52.2 ± 0.1j | 22.2 ± 0.3d | 42.7 ± 0.2d | 19.1 ± 0.4m |
| Control | 100.0 | 0.0 | 0.0 | 60.3 ± 0.2a | 2.1 ± 0.1o | 10.1 ± 0.4k | 72.5 ± 0.6i |
| Model | Quadratic | Quadratic | Quadratic | Quadratic |
|---|---|---|---|---|
| F-value (model) | 3916.09*** | 12730.63*** | 11526.19*** | 8241.30*** |
| F-value (lack-of-fit) | 0.573 ns | 1.440 ns | 1.940 ns | 1.586 ns |
| Coefficient of determination (R2) | 0.9935 | 0.9968 | 0.9927 | 0.9943 |
| Adjusted-R2 | 0.9870 | 0.9915 | 0.9881 | 0.9896 |
Values for the dough quality parameters are presented as average ± standard deviation computed from three replicated measurements (n = 3). Values within the same column that have different letters are significantly different (p < 0.05)
OWA optimum water absorption, DDT dough development time, ST stability time, DOS degree of softening
***P < 0.0001; ns means not significant (p > 0.05)