Table 2.
Root anatomical parameters from the first greenhouse experiment (Lpr1) on BILs at the apical zone (2cm from the root tip) of 21-day-old seedlings in the DD-75% and WW treatments
| Genotype | Root diameter (µm) | Stele diameter (µm) | Metaxylem vessel diameter (µm) | Number of metaxylem vessels | Cortical aerenchyma (%) | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| DD-75% | WW | DD-75% | WW | DD-75% | WW | DD-75% | WW | DD-75% | WW | |
| Lpr1 | ||||||||||
| IR77298-14-1-2-B-10 (+) | 291 c | 582 | 107 b | 183 | 26.1 b | 31.2 | 1 | 3.52 | 19.7 | 24.0 bc |
| IR77298-14-1-2-B-13 (–) | 437 ab | 540 | 147 a | 168 | 42.8 a | 31.9 | 1 | 2.93 | 21.6 | 29.2 ab |
| IR77298-5-6-B-18 (+) | 334 bc | 661 | 115 ab | 192 | 32.6 ab | 34.5 | 1 | 3.64 | 16.2 | 32.8 a |
| IR77298-5-6-B-11(–) | 458 a | 627 | 147 a | 191 | 36.6 ab | 31.6 | 1 | 3.64 | 14.6 | 31.0 ab |
| IR64 | 326 bc | 571 | 103 b | 177 | 28.3 b | 31.2 | 1 | 3.05 | 15 | 15.9 c |
Values shown are means, and those with different letters are significantly different based on ANOVA and LSD comparison.