Table 3.
Panicle architecture of near-isogenic lines (NILs) with high spikelet number
| NIL | QTL | Number of brancha | Secondary branch no. per primary branch | Number of spikeleta | Filled spikelet number per panicle | Spikelet number per panicle | ||||
|---|---|---|---|---|---|---|---|---|---|---|
|
|
|
|||||||||
| Primary branch | Secondary branch | Tertiary branch | Primary branch | Secondary branch | Tertiary branch | |||||
| IR64 | – | 9.2 c | 28.6 c | 1.3 c | 3.1 c | 5.0 bc | 3.2 c | 2.0 b | 114.3 ± 11.5 b | 141.2 ± 17.8 c |
| IR64-NIL2 | qTSN4[YP4] | 10.6 ab | 46.8 a | 11.2 a | 4.4 a | 3.8 d | 3.5 ab | 2.6 a | 159.0 ± 15.9 a | 233.9 ± 22.6 a |
| IR64-NIL3 | qTSN4[YP5] | 11.3 a | 37.2 b | 1.9 c | 3.3 bc | 5.5 a | 3.5 b | 2.5 ab | 174.9 ± 31.3 a | 196.4 ± 19.1 b |
| IR64-NIL4 | qTSN4[YP8] | 10.9 a | 46.2 a | 6.8 b | 4.2 a | 4.9 bc | 3.6 a | 2.6 a | 149.0 ± 27.8 a | 239.4 ± 36.4 a |
| IR64-NIL5 | qTSN4[YP9] | 10.8 ab | 39.4 b | 2.3 c | 3.6 b | 5.2 ab | 3.4 b | 2.4 ab | 179.5 ± 16.4 a | 197.6 ± 19.6 b |
| IR64-NIL6 | qTSN4[YP11] | 9.8 bc | 43.1 ab | 6.9 b | 4.4 a | 4.7 c | 3.5 ab | 2.4 ab | 177.6 ± 33.3 a | 213.5 ± 25.3 ab |
The investigation was carried out in the dry season from January to June 2009.
a
Average values denoted by the same letter are not significantly different from one another at P = 0.05 according to the Tukey-Kramer test.