Table 2. Performance of 17 introgression lines for important yield contributing traits.
| Introgression Line | Generation | Panicle length (cm) | Spikelets per panicle | Grains per panicle | 1000 grain weight (g) | Grain Yield (t/ha) | Percent yield increase/decrease over Pusa44 or PR114 |
| IL299 | BC2F6 [Pusa44/O. rufipogon IRGC100219//2*Pusa44] | 25.42 | 172.77 | 124.97 | 21.73c | 6.903 | −13.95 |
| IL326 | BC2F6 [Pusa44/O. rufipogon IRGC100219//2*Pusa44] | 23.67 | 111.07c | 72.63c | 23.26c | 5.026c | −37.35 |
| IL411 | BC2F8 [Pusa44/O. nivara (CR100113A//2*Pusa44] | 25.57 | 171.00 | 118.43d | 22.74c | 6.481 | −19.21 |
| IL435 | BC2F8 [Pusa44/O. nivara (CR100142A//2*Pusa44] | 23.52 | 168.00 | 115.00d | 22.43c | 6.470 | −19.34 |
| Pusa44 | - | 24.92 | 164.20 | 136.47 | 24.27 | 8.022 | - |
| LSD (P≤0.05) | 2.47 | 39.38 | 25.36 | 1.41 | 2.407 | - | |
| LSD (P≤0.01) | 1.70 | 27.08 | 17.44 | 0.97 | 1.655 | - | |
| IL867 | BC2F6 [PR114/O. rufipogon IRGC104433//2*PR114] | 25.26 | 181.70a | 148.70 | 24.56c | 7.759 | −3.02 |
| IL873 | BC2F6 [PR114/O. rufipogon IRGC104433//2*PR114] | 25.93a | 145.10 | 130.93 | 23.47c | 7.965 | −0.46 |
| IL894 | BC2F6 [PR114/O. rufipogon IRGC104433//2*PR114] | 24.00 | 174.47b | 155.87 | 23.48c | 8.388 | 4.84 |
| IL896 | BC2F6 [PR114/O. rufipogon IRGC104433//2*PR114] | 25.14 | 152.50 | 132.53 | 26.91 | 8.992 | 12.39 |
| IL900 | BC2F6 [PR114/O. rufipogon IRGC 104433//2*PR114] | 24.54 | 160.03 | 126.20d | 26.97 | 9.046 | 16.81 |
| IL901 | BC2F6 [PR114/O. rufipogon IRGC104433//2*PR114] | 25.02 | 149.87 | 130.90 | 25.89 | 8.742 | 9.27 |
| IL921 | BC2F8 [PR114/O. nivara IRGC100593//2*PR114] | 30.27a | 180.27a | 130.77 | 22.85c | 7.633 | −4.60 |
| IL924 | BC2F8 [PR114/O. nivara IRGC105695//2*PR114] | 24.63 | 145.40 | 124.30d | 26.45 | 8.838 | 10.46 |
| IL929 | BC2F8 [PR114/O. nivara IRGC100114//2*PR114] | 24.66 | 167.00 | 136.77 | 25.03d | 7.991 | −0.13 |
| IL951 | BC2F8 [PR114/O. nivara (CR100142A//2*PR114] | 25.24 | 168.87 | 136.13 | 22.23 | 6.4.80d | −19.01 |
| IL1011 | BC2F6 [PR114/O. nivara (CR100140//2*PR114] | 25.07 | 147.10 | 128.70 | 25.17 | 8.381 | 4.75 |
| IL1459 | BC2F6 [PR114/O. glumaepatula IRGC104387//2*PR114] | 22.65c | 188.20a | 131.30 | 23.47c | 6.597d | −17.54 |
| IL1433 | BC2F6 [PR114/O. longistaminata IRGC104301B//2*PR114] | 26.66a | 160.27 | 134.67 | 26.05 | 8.289 | 3.59 |
| PR114 | - | 24.47 | 156.57 | 142.73 | 26.58 | 8.001 | - |
| LSD (P≤0.05) | 1.44 | 22.52 | 20.68 | 1.88 | 1.787 | - | |
| LSD (P≤0.01) | 1.06 | 16.69 | 15.32 | 1.39 | 1.324 | - | |
a Significantly higher and c lower than the recurrent parent Pusa 44 or PR114 at P≤0.01.
b Significantly higher and d lower than the recurrent parent Pusa 44 or PR114 at P≤0.05.