Table 6.
Effect of different doses of nitrogen application on cooking, textural and pasting properties of milled rice from different paddy cutivars
| Variety | N (Kg/ha) | Cooking time (mins) | L/B ratio | Water uptake | Gruel Solid loss (%) | Cohesiveness | Gumminess | Hardness | Peak viscosity | Breakdown viscosity | Final viscosity | Setback viscosity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (N) | (cP) | (cP) | (cP) | (cP) | ||||||||
| IR64 | 0 | 16.5 ± 0.50 | 3.02 ± 0.09 | 4.94 ± 0.06 | 7.8 ± 0.11 | 0.234 ± 0.004 | 0.812 ± 0.04 | 3.47 ± 0.082 | 3657 ± 17 | 1002 ± 16 | 5481 ± 11 | 2826 ± 12 |
| 60 | 19.7 ± 0.42 | 3.29 ± 0.10 | 4.44 ± 0.08 | 7.1 ± 0.21 | 0.241 ± 0.005 | 0.807 ± 0.03 | 3.35 ± 0.014 | 2181 ± 10 | 775 ± 18 | 4419 ± 13 | 3013 ± 13 | |
| 120 | 19.5 ± 0.57 | 3.46 ± 0.06 | 3.79 ± 0.07 | 7.9 ± 0.18 | 0.210 ± 0.010 | 1.113 ± 0.04 | 5.30 ± 0.1 | 3374 ± 19 | 1062 ± 10 | 5604 ± 11 | 3292 ± 18 | |
| 180 | 18.6 ± 0.30 | 3.52 ± 0.08 | 3.63 ± 0.08 | 5.9 ± 0.11 | 0.224 ± 0.007 | 1.064 ± 0.07 | 4.75 ± 0.022 | 3453 ± 15 | 874 ± 18 | 5882 ± 21 | 3303 ± 11 | |
| IET21205 | 0 | 18.9 ± 0.40 | 2.89 ± 0.08 | 4.19 ± 0.08 | 9.6 ± 0.29 | 0.234 ± 0.025 | 1.11 ± 0.11 | 4.74 ± 0.034 | 3358 ± 15 | 1520 ± 16 | 4516 ± 28 | 2695 ± 13 |
| 60 | 18.2 ± 0.25 | 2.75 ± 0.09 | 4.02 ± 0.01 | 5.8 ± 0.27 | 0.243 ± 0.022 | 1.13 ± 0.120 | 4.65 ± 0.019 | 3174 ± 24 | 1337 ± 18 | 4388 ± 18 | 2551 ± 11 | |
| 120 | 16.5 ± 0.50 | 3.49 ± 0.08 | 4.64 ± 0.07 | 8.4 ± 0.20 | 0.247 ± 0.003 | 0.759 ± 0.01 | 3.07 ± 0.026 | 3067 ± 22 | 1222 ± 22 | 4785 ± 10 | 2940 ± 22 | |
| 180 | 19.3 ± 0.30 | 3.12 ± 0.09 | 4.35 ± 0.09 | 8.8 ± 0.16 | 0.225 ± 0.015 | 0.580 ± 0.03 | 2.58 ± 0.092 | 3035 ± 20 | 1360 ± 12 | 4426 ± 19 | 2551 ± 11 | |
| IET21208 | 0 | 17.6 ± 0.35 | 3.57 ± 0.04 | 4.51 ± 0.18 | 11.0 ± 0.15 | 0.301 ± 0.019 | 1.017 ± 0.05 | 3.39 ± 0.045 | 2525 ± 23 | 868 ± 16 | 4627 ± 27 | 2990 ± 15 |
| 60 | 17.2 ± 0.27 | 3.92 ± 0.06 | 4.68 ± 0.04 | 9.3 ± 0.10 | 0.279 ± 0.029 | 1.152 ± 0.14 | 4.13 ± 0.032 | 3647 ± 30 | 1007 ± 10 | 5768 ± 22 | 3128 ± 24 | |
| 120 | 19.6 ± 0.35 | 3.18 ± 0.10 | 4.20 ± 0.09 | 7.8 ± 0.20 | 0.251 ± 0.007 | 1.835 ± 0.07 | 7.31 ± 0.029 | 2507 ± 19 | 663 ± 11 | 5160 ± 18 | 3296 ± 11 | |
| 180 | 19.7 ± 0.30 | 3.29 ± 0.11 | 4.60 ± 0.03 | 9.1 ± 0.30 | 0.302 ± 0.032 | 1.307 ± 0.10 | 4.36 ± 0.075 | 1990 ± 11 | 489 ± 10 | 4782 ± 22 | 3281 ± 25 | |
| IET21214 | 0 | 19.2 ± 0.20 | 2.85 ± 0.11 | 4.27 ± 0.11 | 8.6 ± 0.35 | 0.261 ± 0.034 | 0.700 ± 0.09 | 2.68 ± 0.026 | 2955 ± 13 | 1238 ± 28 | 4148 ± 26 | 2431 ± 30 |
| 60 | 18.5 ± 0.35 | 3.25 ± 0.12 | 4.75 ± 0.07 | 8.1 ± 0.25 | 0.250 ± 0.019 | 0.737 ± 0.06 | 2.95 ± 0.15 | 2708 ± 32 | 1177 ± 19 | 4267 ± 27 | 2590 ± 22 | |
| 120 | 20.5 ± 0.50 | 3.31 ± 0.12 | 5.47 ± 0.18 | 7.7 ± 0.30 | 0.240 ± 0.026 | 0.436 ± 0.07 | 1.82 ± 0.12 | 2801 ± 23 | 1113 ± 16 | 4298 ± 18 | 2610 ± 16 | |
| 180 | 19.5 ± 0.32 | 3.42 ± 0.08 | 4.36 ± 0.07 | 7.0 ± 0.33 | 0.232 ± 0.010 | 0.858 ± 0.03 | 3.70 ± 0.15 | 2736 ± 28 | 1030 ± 10 | 3936 ± 22 | 2377 ± 19 | |
| PR120 | 0 | 20.7 ± 0.72 | 2.90 ± 0.11 | 4.63 ± 0.12 | 8.6 ± 0.34 | 0.210 ± 0.070 | 0.411 ± 0.02 | 1.96 ± 0.043 | 3208 ± 31 | 1073 ± 23 | 4807 ± 17 | 3164 ± 24 |
| 60 | 21.6 ± 0.37 | 3.40 ± 0.11 | 4.20 ± 0.10 | 8.3 ± 0.31 | 0.223 ± 0.007 | 0.41 ± 0.01 | 1.84 ± 0.061 | 3216 ± 26 | 1292 ± 12 | 5088 ± 22 | 3052 ± 21 | |
| 120 | 17.2 ± 0.25 | 2.99 ± 0.10 | 4.53 ± 0.14 | 8.1 ± 0.10 | 0.234 ± 0.030 | 0.33 ± 0.045 | 1.41 ± 0.041 | 2939 ± 20 | 1125 ± 15 | 4511 ± 21 | 2697 ± 17 | |
| 180 | 20.5 ± 0.50 | 3.25 ± 0.12 | 4.46 ± 0.09 | 8.4 ± 0.17 | 0.215 ± 0.008 | 0.467 ± 0.03 | 2.22 ± 0.032 | 2464 ± 19 | 878 ± 17 | 4638 ± 32 | 2672 ± 20 | |
| PAU201 | 0 | 18.5 ± 0.50 | 2.99 ± 0.10 | 3.88 ± 0.05 | 7.2 ± 0.30 | 0.250 ± 0.013 | 0.591 ± 0.05 | 2.55 ± 0.07 | 3841 ± 14 | 2010 ± 20 | 3652 ± 23 | 1290 ± 10 |
| 60 | 17.7 ± 0.25 | 3.41 ± 0.09 | 3.79 ± 0.08 | 6.5 ± .0.35 | 0.250 ± 0.011 | 1.66 ± 0.018 | 6.59 ± 0.09 | 3681 ± 18 | 1818 ± 10 | 3557 ± 27 | 1782 ± 12 | |
| 120 | 17.5 ± 0.50 | 3.35 ± 0.15 | 3.62 ± 0.02 | 6.4 ± 0.30 | 0.220 ± 0.004 | 0.754 ± 0.02 | 3.46 ± 0.11 | 3427 ± 27 | 1710 ± 12 | 3499 ± 25 | 1694 ± 14 | |
| 180 | 20.1 ± 0.33 | 3.08 ± 0.01 | 4.63 ± 0.05 | 6.6 ± 0.12 | 0.207 ± 0.004 | 0.368 ± 0.04 | 1.78 ± 0.04 | 2105 ± 15 | 990 ± 11 | 2534 ± 21 | 1821 ± 11 |
Data ± Standard deviation